Answer:
Centrifugal force is a force caused due to the inertia of the earth, its directed away from the centre from the axis passing through the coordinates of the rotation. Thus is a result of an imbalance of forces already included in the equation
Explanation:
As it's not a real force its due to the tendency of the objects of the circular path to leave the path in a straight line. As finally, the tangent velocity remains constant hence the path perpendicular to object running from the center. For an equation of motion, uniform acceleration has to be taken place, is described in terms of displacement and velocity the instead the centripetal force keeps the object together, as the centripetal force is guided by gravity and two-body problems apply to the spinning of less angular speeds.Question 3 Multiple Choice Worth 1 points) Which of the following rangeland management practices would most likely result in a tragedy of the commons? Constructing electric fences around open plots of land Eliminating government restrictions on public grazing of cattle Punishing ranchers whose cattle overgraze public rangelands Requiring ranchers to graze their cattle in different pastures throughout the year Selling publicly accessible rangelands to private individuals
Eliminating government restrictions on public grazing of cattle most likely leads to a tragedy of the commons, where unrestricted actions by individuals deplete shared resources.
Explanation:The tragedy of the commons is a situation in which individuals acting in their own self-interest can deplete shared resources, leading to long-term collective negative outcomes. Given the options provided, eliminating government restrictions on public grazing of cattle would most likely result in a tragedy of the commons. This is because without restrictions, each rancher may attempt to maximize their benefit by adding more cattle to the commons, leading to overgrazing and depletion of the resources.
What feature is found at the following coordinates? 41.89 N, 12.492 E
Group of answer choices
the Great Pyramid
the City of Los Angeles
the Coliseum
the Eiffel Tower
Answer:
C. the Colosseum
Explanation:
The Colosseum was built by the Flavian dynasty of Emperor Vespasian, it gave the gift to the Roman people in AD 70 to 72. It is now located in Modern Italy in Rome city and then it is one of the iconic symbol of modern new seven wonders of the world. There are nearly around more than 50,000 people accommodate in the inside of the ColosseumIt is the major tourist attraction of age old Rome city.
Question 11(Multiple Choice Worth 3 points) Glossopteris is considered evidence for the rock cycle. drift of continents. layering of earth’s interior. earthquakes along the San Andreas fault. volcanoes on hot spots in the earth's crust.
Answer:
Option (2)
Explanation:
Glossopteris is defined as a fossil plant that existed during the Permian and Triassic period., which are about 250 million years old. The leaves of this plants are tongue-shaped and are marked by the midribs and reticulate type of venations. These are found to be present in the rocks of Southern continents such as Australia, India, Antarctica, South America and South Africa.
This glossopteris fossil plants provides evidence for the continental drift that has been taking place constantly over the geological time. This plant is found in almost all the southern continents, that were once all combined together.
Hence, the correct answer is option (2).
What was the environment like in Nebraska during the Pennsylvanian?
Answer:
The Pennsylvanian age belongs to the lower Carboniferous period that started from 320 million years to 295 million years back. The environment of Nebraska including other places of North America during the Pennsylvanian environment was that there was the frequent changing of terrestrial to marine environment. The sea level was affected as the sea level has rised and dropped due to the melting of the glaciers in the geological past. A huge number of plants and trees have been buried under the surface during that time that led to the formation of most of the present day coals. The Pennsylvanian period provided a swampy environment that facilitates the coal formation as the sea level rised and covered these trees with the sediments.
6 (8 pts) Plants and animal distributions are often limited by environmental factors. Based on the lecture and text, list 4 limiting factors. How would an animal or plant adapt to each of your limiting factors?
Answer:
Four dispersal limiting factors.
Explanation:
Dispersal is an ecological process, which involves the movement of the population from their source of origin to the place of settlement. This can be active or passive. Climatic feature: the survival rate of species depends upon their ability to tolerate environmental constraints, like rising in temperature of the region, etc. Physical features: mountain ranges may act as a natural barrier in dispersal. Internal ability or trait: Animal or plant inability to propagate and seed dispersal. Human factors: The rate of dispersal might also be affected due to man who deliberately obstructs the path of dispersal. Plant or animal may adapt or develop some techniques to overcome these factors like adapting to the hot and humid climates or by producing excessive seeds that can restrain the constraints or can camouflage themselves to be protected from man or other species. It depends on interbreeding and natural selection of species habitat as specified by darwin the survival of the fittest.Energy absorbed at the Earth's surface is radiated back to space in the form of ______.
Question 48 options:
Microwaves
Ultraviolet radiation
thermal infrared
Visible light
Answer:
Energy absorbed at the Earth's surface is radiated back to space in the form of thermal infrared
Explanation:
From all the energy absorbed at the Earth's surface returns as evaporation, convection and thermal infrared radiation. Therefore,all the other answers: visible light, ultraviolet radiation and microwaves are not correct.
On the lee side of the mountain, is the relative humidity of the
parcel increasing or decreasing as it descends fro 6000 feet to sea
level?
Answer:
True
Explanation:
As the windward side of the mountain gets lots of rainstorms and coming winds thus this side remains windy and rainy, as compared to the leeward side the mountain barrier acts as a system that obstructs and stops the flow of winds and thus keeping this area high and dry. Due to the moisture-laden winds fall on the west side of the mountains and so unable to get carried away from their source towards the other eastern end. The leeward side remains warm and relative more humid. Thus, for this reason, this area is called the rain shadow region.Question 9(Multiple Choice Worth 1 points) Which of the following actions might be taken to protect a species listed as endangered under the Endangered Species Act? 1. Dividing the natural habitat of the species into isolated fragments II. Making it illegal for humans to hunt individual members of the species III. Breeding individual members of the species in captivity I only ll only O III only I and II only II and III only
Answer:
II and III
Explanation:
A species is classified as endangered when it comes to a situation where the number of individuals within the species is so low that it might not be enough for it to reproduce properly and survive. Also, when species is listed as endangered, the chances are very high that the species will go extinct.
In order for the species to be saved, there are numerous methods that are used:
One thing is to make the hunting of the species illegal, usually making a very strict law that would fend off anyone tempted to do so. Creating a special program for monitoring the species, where every individual will be tracked, constantly checked, and protected on the ground.Any entry into the area where the species lives to be forbidden, except for scientific goals related to the species, and even for it to have a species permit.Unfortunately, this doesn't always have the wanted effect, and despite all efforts some species go extinct, like it is the example with several species of rhinos in the past century. On the other hand, there are species that seem to be extremely resilient, and despite having very low numbers, they manage to survive, even if they don't have any particular rise in their populations, like it is the examples of the Iberian lynx and the Balkan lynx.
Very often, the method of breeding individuals in captivity of a species that is endangered is used. This is done so that there are controlled circumstances and no danger for the offspring, thus to maximize the chances of their survival. By using this method though, special programs are needed afterwards in order to prepare the young ones for life in the wilderness, which is not always successful.
Why has only one hurricane
been observed in the South Atlantic Ocean, whereas the North
Atlantic Ocean has had hundreds in the past century?
Answer:
Rotation of earth that moves the winds from the north to right side and left in southern side.
Explanation:
The south Atlantic ocean has fewer weather phenomena and other disturbing events after the extremely rare hurricane of 2004 Hurricane Katrina, as most of thee occur in November and others mostly occurring in cold months. Whereas north Atlantic is home to various tropical as well temperature disturbances. As most of the conditions needed to form the cyclones and hurricane are present in the northern sphere were they can grow and develop. ITCZ surrounding the equator has strong winds that push and deflect the winds as wind shear doesn't occur in these zones.What kind of cleavage or fracture does quartz have?
a.
perfect cleavage in three directions
b.
perfect cleavage in one direction
c.
fair cleavage in three directions
d.
conchoidal fracture
Answer:
The correct answer is d. conchoidal fracture
Explanation:
Quartz do not have cleavage. You could eliminate answers a, b, and c. In fact, both varieties of quartz contain conchoidal fractures which is the main characteristic of macrocrystalline and criptocrystalline quartz.
Will day lenght change faster near the equinox or near the
solstices?
Answer:
Daylight will change more faster near the equinox
Explanation:
As the sun motion from north to south is greatest the daily changes in daylight occur is the greatest As near the poles the sunlight can remain from 6 to 18 hours. Days end to stay longer as the duration of the summer solstice, based on the tilt of the earth around the sun. More time is taken to move around the southern hemisphere in winter as compared to the Northern hemisphere in summer. The sun quickly covers large areas of the earth a the time of equinox as compared to that of the solstice. Similarly, the cycle of seasons changes as solstices have maximum and minimum delineation toward the angle of the sun.The length of a day changes faster near the solstices when the Sun reaches its highest or lowest point in the sky.
Explanation:The length of a day changes faster near the solstices. At the solstices, the Sun reaches its highest or lowest point in the sky, resulting in the longest or shortest day of the year, respectively. As the Earth moves through its orbit, the rate at which the length of day changes is most pronounced near these points. During the equinoxes, the day and night are approximately equal in length.
People all over the world recognize that composite volcanoes are very dangerous. Yet, many people live on their flanks. Why? What benefits could outweigh the risks?
The volcanic ground it the most fertile kind of soil.
This is why many people live around them, even whey those volcanos still activated, like in Hawaii.
Bul the volcanos lave came from the core of the earth, and with millions of ears the get inactivated, this means they don't explode.
Answer:
The risks are dying and everything in your house getting destroyed, a possible benefit is the rent or sale price could be super low
Q1: For the purposes of this course, the Southwest region is defined as:
a. extending from the California coast to far eastern Texas.
b. the rugged and arid interior of the southwestern contiguous U. S. and adjoining areas of México.
c. all desert areas of North America at elevations of 1500 m (5000 ft) or lower.
d. the area of the southwestern contiguous U. S. with the highest proportion of Spanish-language speakers.
Answer:
Southwest region is defined as extending from the California coast to far eastern Texas.
Explanation:
Southwestern is an informal name to the region of western United nations. Geographically this region is made of Mojave, Sonoran, and Chihuahuan Deserts, that great feature of the deserts. The two rivers of this region are colorado and Rio grande running on the eat north and south formed approx 8000 years ago. Most of the vegetation in this region is bush ad cactus. landscapes of this region include canyons, mesas, buttes, basin along with ranges. This region has an extremely diverse population of birds like a barn owl and red-tailed hawk. The southwest part contained many national parks and monument valleys.Discuss the differences between light and dark reactions of photosynthesis.
Answer:
Answered
Explanation:
Light reaction:
- Light reaction takes place at the thylakoid of the chloroplast.
-chlorophyll is the pigment involved.
-oxygen liberated, ADP and NADPH are produced.
Dark reaction:
- dark reaction occur in the stroma of the chloroplast.
- no pigment involved.
- carbon dioxide is fixed
- glucose is produced by using ATP and NADPH
Describe what the speed of light is and what it means
Answer:
Explanation:
All electromagnetic radiation (including visible light) moves with a constant speed in a vacuum, commonly known as "speed of light". This is a physical constant that is symbolized with the letter c. It is a universal constant with the value 299 792 458 m / s.
The speed c of the electromagnetic radiation, does not depend on the speed of the object emitting such radiation. For example, the light emitted by a light source that moves quickly, would travel as quickly as the light coming from a stationary source. Therefore the speed of light is constant, and it is the speed at which light waves propagate through materials.
A sunflower that moves its leaves so that maximum surface area is exposed to sunlight, is exhibiting which of the following characteristics of living organisms? A) Energy acquisition and use, using environmental and genetic information for evolution B) Evolution and energy acquisition and use C) Energy acquisition and use, and using environmental and genetic information D) Energy acquisition and use E) Using environmental and genetic information
Answer:
A) Energy acquisition and use, using environmental and genetic information for evolution
Explanation:
The process of the movement of the flower towards sunlight , is known as the heliotropism .
It enables in keeping the flower visible and warm for pollinators .
And as the flower is pollinated and forms hard seed .
And for young flowers , the process is to maximize the process of photosynthesis .
It enables to track the sun with 24 biological clock , and after sun set the flower faces towards the east , and wait for the sun to rise .
Which two gases in atmosphere can cause acid rain?
Question 40 options:
SO2 and NOx
O2 and N2
CH4 and NOx
CO and SO2
Answer:
SO2 and NOx
Explanation:
The oxides of Sulphur and Nirogen are the major constituents of acid rain. These oxides combine with the water vapor present in the atmosphere and form sulphuric and nitric acid and thus it rains acid.
The region of the United States most harmed by acid rain is the East Coast, including the Appalachian Mountains and the Northeast. In India the Agra Taj Mahal color is changing from white to Yellow because of acid rain. Acid rains are harmful for are agricultural land as well.
Which trendline type best fits the data in the graphs of interatomic distance versus Mohs hardness?
a.
linear
b.
exponential
c.
logarithmic
d.
The data are scattered and do not follow any trend.
Final answer:
The best-fitting trendline for the graph of interatomic distance versus Mohs hardness is exponential, as the relationship becomes more linear on a log scale. Option b
Explaination:
When you are examining the relationship between interatomic distance and Mohs hardness, the trendline that best fits the data is typically not linear. In fact, according to the provided information hinting at a more linear relationship when the y-axis is plotted on a log scale, an exponential trendline is often more appropriate. This is also in agreement with statements found in the reference that indicate the data do not appear linear and that using a log scale can result in a more linear-looking plot, suggesting an underlying exponential relationship.
As none of the other provided options, such as linear, logarithmic, or scattered data without any trend, fit the indication that the data become more linear on a log scale, the correct type of trendline to best fit the relationship between interatomic distance and Mohs hardness would be exponential. Furthermore, the comparability of the logk and d relationship to Marcus theory supports this conclusion.
What chemical condition influence the precipitation of
nonclastic sedimentary rocks ?
Explanation:
Non - clastic sedimentary rocks are formed by precipitation of the minerals from the ocean water or from the breakdown of the bones and shells of sea species . Sea animals like the corals produces calcium carbonate solutions which solidifies to form rock .
Since the chemicals from the biological or mineral precipitation get mixed along with the sediments in the lake or ocean , which crystallize and grows , and finally forms a rock .
Chemical conditions influencing the precipitation of nonclastic sedimentary rocks include the concentration of dissolved minerals, rate of water evaporation, temperature, and presence of solution ions. Evaporation leads to the formation of evaporites like gypsum and halite, as seen in the Bonneville Salt Flats. Chemical sedimentary rocks can also form through biological processes that cause the precipitation of minerals.
The precipitation of nonclastic sedimentary rocks is influenced by chemical conditions in the water where these rocks are formed. These rocks, such as salt, gypsum, or limestone, form through the process of chemical precipitation, which occurs when concentrated solutions become supersaturated, leading to the deposition of minerals. The formation of nonclastic sedimentary rocks is significantly affected by factors such as the concentration of dissolved minerals in the water, rate of water evaporation, temperature, and presence of ions in solution like Na+, Ca2+, and HCO3¯.
For example, the Bonneville Salt Flats in Utah experience seasonal flooding and drying cycles, which lead to the deposition of evaporite minerals like gypsum and halite. During evaporation, water becomes increasingly concentrated with dissolved minerals and salts, which then precipitate according to their solubility. In particular, less soluble minerals tend to precipitate out of the solution first before more highly soluble minerals as the water evaporates and its mineral concentration increases.
This explains how inorganic chemical sedimentary rocks are formed. Additionally, biological processes can facilitate the chemical precipitation of certain minerals, as in the case of foraminifera shells sinking to the ocean floor and forming biochemical sedimentary rocks. Unlike clastic rocks that form from the compaction of rock fragments, chemical sedimentary rocks form from elements that precipitate out of solution.
Using Wien’s Law, estimate the wavelength at which these common materials radiate their peak brightness (show your work):
walls at 300 K:
ice water at 273 K :
hot water at 373 K :
skin at 310 K:
An incandescent light bulb at 3000 K
Explanation:
Wien’s Law:
[tex]\lambda _{max}\propto \frac{1}{temperature}[/tex]
The law states that the wavelength at which black body emits maximum heat is inversely proportional to the temperature of the body in Kelvins.
[tex]\lambda _{max}=\frac{2.9\times 10^{-3}}{T}[/tex]
1) Walls at 300 K
[tex]\lambda _{max}=\frac{2.9\times 10^{-3} mK}{300 K}[/tex]
[tex]\lambda _{max}=9.666\times 10^{-6} m[/tex]
2) Ice water at 273 K :
[tex]\lambda _{max}=\frac{2.9\times 10^{-3} mK}{273 K}[/tex]
[tex]\lambda _{max}=1.062\times 10^{-5} m[/tex]
3) Hot water at 373 K :
[tex]\lambda _{max}=\frac{2.9\times 10^{-3} mK}{373 K}[/tex]
[tex]\lambda _{max}=7.775\times 10^{-6} m[/tex]
4)Skin at 310 K:
[tex]\lambda _{max}=\frac{2.9\times 10^{-3} mK}{310 K}[/tex]
[tex]\lambda _{max}=9.355\times 10^{-6} m[/tex]
5)An incandescent light bulb at 3000 K
[tex]\lambda _{max}=\frac{2.9\times 10^{-3} mK}{3000 K}[/tex]
[tex]\lambda _{max}=9.666\times 10^{-7} m[/tex]
Using Wien's Law and the formula (Amax T = 2.898 × 10^-3 m·K), we calculated the peak emission wavelengths for walls at 9.66 μm, ice water at 10.62 μm, hot water at 7.77 μm, skin at 9.35 μm, and an incandescent light bulb at 0.966 μm.
Explanation:To estimate the peak wavelength at which different materials radiate their peak brightness using Wien's Law, we use the formula Amax T = 2.898 × 10^-3 m·K. Wien's Law states that the wavelength at which an object's emission is brightest is inversely proportional to its temperature in Kelvins.
Let's calculate the peak emission wavelengths for the given materials:
Walls at 300 K: λmax = 2.898 × 10^-3 m·K / 300 K = 9.66 × 10^-6 m or 9.66 μmIce water at 273 K: λmax = 2.898 × 10^-3 m·K / 273 K = 10.62 × 10^-6 m or 10.62 μmHot water at 373 K: λmax = 2.898 × 10^-3 m·K / 373 K = 7.77 × 10^-6 m or 7.77 μmSkin at 310 K: λmax = 2.898 × 10^-3 m·K / 310 K = 9.35 × 10^-6 m or 9.35 μmAn incandescent light bulb at 3000 K: λmax = 2.898 × 10^-3 m·K / 3000 K = 0.966 × 10^-6 m or 0.966 μmWhy does the lower part of the daytime convective mixed layer lose its buoyancy at night? How does the loss of buoyancy in this region affect concentrations of pollution emitted at night?
Answer and Explanation:
During the night, the limit layer is unfaltering a direct result of surface long wave cooling, and a shallow temperature inversion of ordinarily 100-500 m creates. After sunrise, surface warming builds up a shallow convective mixed layer, which broadens step by step and rapidly warms until it totally deteriorates the evening time stable layer. Presently, the most elevated purpose of the new mixed layer starts to invade into the waiting layer, the leftovers of the prior day's night mixed layer. This layer is sadly stratified, so the new mixed layer rapidly forms into it, until it encounters the most noteworthy purpose of the prior day's mixed layer, which will as a rule be separate by a fragile inversion.
The daytime limit layer is much of the time depicted by a surface layer, a convective mixed layer, and a raised inversion layer.The night time point of confinement layer is consistently portrayed by a surface layer, an evening time breaking point layer, a lingering layer, and a raised inversion layer. Defilement radiated from the surface are from the outset kept to the limit layer.
Full scale pneumatic power includes the aggregate of the incomplete weight of each gas perceptible all around. The air contain well-mixed gases, for instance, nuclear nitrogen, atomic oxygen, and argon, and spatially and transitory moving gases, for instance, water vapor, carbon dioxide, methane,ozone, and nitric oxide. Some spatially and transiently fluctuating gases have horrible prosperity impacts; others influence radiation travel through the air. Most are synthetically responsive.
Texas is the second-largest state in the nation in both geographic area and population. Once a sovereign republic , the state of Texas maintains an international border with Mexico. Texas has a unique history, culture, and geography, as well as unique politics. Which of the following statements about the state of Texas are true? Check all that apply. The discovery of oil at Spindletop marked the beginning of Texas as a significant oil-producing state. The state of Texas spends less on public services than most states. Environmental regulations have eliminated cotton and cattle as valuable products in Texas. Most Texans are liberal in their political views.
Answer:
The discovery of oil at Spindletop marked the beginning of Texas as a significant oil-producing state
The state of Texas spends less on public services than most states
Explanation:
Texas is one of the largest states in the United States, second in fact, only being smaller than Alaska. This states is known for having lot of Spanish speaking population, lot of guns and riffles per capita, large oil reserves, and being one of the largest meat and agricultural producers. Texas also has a reputation of being one of the states that traditionally is low-spending when it comes to the public services, with the majority of the money in this sector going for education, health, and human services. Politically, the states is traditionally Republican, but there is a trend of growing support for the Democrats because of the migration. Texas is a major oil producers as well, making it extremely important for the economy of the whole country, and most of its oil reserves are located in its southern part and in the Gulf of Mexico.
Answer:
A
Explanation:
Texas culture and politics have been strongly influenced by the original economic reliance on agriculture and natural resources. Farming and ranching, particularly the cattle industry, have played an important role in Texas history and political culture. But beyond the cowboy Historic photo of Texas cotton farmers circalore of campfires and trail drives, an economy dominated first by cotton and later by oil shaped Texas political culture to its core.
Question 8(Multiple Choice Worth 1 points) Which trophic level contains autotrophic organisms? First trophic level Second trophic level Third trophic level Fourth trophic level Fifth trophic level
Answer: First trophic level
Explanation:
The autotrophs are the organisms which prepare their own food by the process of photosynthesis. The group of autotrophs includes the plants and some microbes. The trophic levels are the levels or steps in the energy pyramid which represents the increase in complexity of the organisms and the decrease in energy with the rise of the trophic level.
The autotrophs are included in the first level, as they are capable of producing their own food and exhibit highest energy in the energy pyramid. They are called as the producers.
Autotrophic organisms, which are capable of synthesizing their own food from inorganic components, occupy the first trophic level of any food chain or ecosystem.
Explanation:In any ecosystem, each step of a food chain is referred to as a trophic level. The first trophic level, also recognized as the bottom of the energy pyramid, is occupied by autotrophic organisms or producers. These organisms, examples of which include plants and other photosynthetic or chemosynthetic organisms, sustain themselves by synthesizing their own food from inorganic components. As such, autotrophic organisms form the primary energy source of the entire food chain, thus occupying the first trophic level.
Learn more about Trophic Levels here:https://brainly.com/question/30691761
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You probably believe that the earth is spherical, but it is obvious that the earth is flat. Look around; where do you see the curvature? One classmate suggests that if you call someone on the "other side" of the world by phone, he or she will answer and, for instance, it will be midnight there at the instant it is noon here. Another student reminds you of the picture taken of the spherical earth from the moon landing. Your teacher explains the ancient observation that when the sun was directly overhead on one day near the equator, a pole some hundreds of miles away to the north still cast a shadow. What is the best scientific basis for still considering that the earth is spherical?
Answer:
the planets are all spheres.
Explanation:
the planets are all spheres. even the sun is and it's a star .
1. Choose the planet other than Earth that interests you most. 2. Create a newspaper article, real estate advertisement, or letter that describes the characteristics of your planet. Be sure to include the following information in your writing: Which planet did you choose? How is its environment different from that of Earth? What are the advantages of this planet? What are the disadvantages of this planet? What new technology would you need to be able to live there? What would you take with you?
Newspaper Article:
Mars is a beautiful planet that can be a great place to colonize and develop a human presence over there.
The environment is slightly different from earth - actually quite different. There might not be a lot of liquid water but there are ice caps which can be used to create water. The atmosphere might not be ideal for humans so we would need to build a oxygen-tight 'house' for humans to live there.
Hence, while it might not be like planet earth, we can use some proven technologies to make the place more habitable.
I would probably take a couple of pictures of my family with me when I move to Mars and a nice camera to take lovely pictures on dusk and dawn.
an overview of Megalopolis, a region many Americans know reasonably well because they have lived there or been exposed to the region through television, movies, and other media. Reflect on the dominance of that region in the economic, political, and cultural life of the nation.
Answer and Explanation:
An overview of Megalopolis:
The term "Megalopolis" is originates from a Greek word which signifies "Extraordinary City"
Dr. Gottman, a professor at the University of Paris who was once connected with the Institute of Advanced Studies at Princeton, was the first to apply the expression "megalopolis" to the seaboard zone.
All things considered it is a grouped system of urban communities. A little megalopolis has a such sort of group with a populace around 10 million.Modern interlinked ground transportation halls, for example, rail and interstate, regularly help in the advancement of megalopolises.
In North American context,the Regional Plan Association (RPA) figuring the constituent urban territories of each megalopolis.The (RPA) meaning of the Great Lakes Megalopolis incorporates some Canadian metropolitan zones with the United States including a few however not all major urban focuses in the Windsor-Quebec City Corridor.
A portion of the famous megalopolis of North America are Great Lakes,Northeast,Southern California,Texas Triangle and so forth.
ECONOMY : In the course of recent years a noteworthy financial change has been the decay of assembling, the development of administrations and the developing significance of government. Denationalization and The Growth of Services make it's economy exceptionally solid.
POLITICAL LIFE : As it contains the bigger piece of the number of inhabitants in the nation , so it have an incredible political noteworthiness in the general public.
CULTURAL LIFE: A statement from Von Eckert: "As the country's focal point of broadcasting, book and magazine distributing and expressions of the human experience, Megalopolis generally decides America's social tastes".It speak to the assortment of culture of the nation.
An adaptive trait: (mark all that apply)
[a] varies in its characteristics according to local environmental circumstances
[b] becomes common within a species through natural selection
[c] means that a species gets better over time
[d] tends to promote the well being of an organism in its natural or social environment
[e] confers on its possessor greater fitness relative to those who lack it
Answer:
[a] varies in its characteristics according to local environmental circumstances
[b] becomes common within a species through natural selection
[d] tends to promote the well being of an organism in its natural or social environment
Explanation:
The adaptive traits in the living organisms have a simple basic role, that is to make the organism better suited for survival in its environment. The adaptive traits come in all sorts of different shapes, be it some that are manifested in the physical appearance or in the behavior of the organisms. Adaptive traits can be increased speed, prolonged neck, living in a groups, developing thorns and many more. This type of traits occur when the organisms face increased competition or when the environment in which they live starts to change, so in order for them to survive, they start to develop traits that will make them better suited for the new conditions and more competitive. The main principle through which the adaptive traits are transferred and rapidly increase in a population is through natural selection, as the organisms choose the ones that have advantageous traits for their mates, while they live aside the others.
How do post depositional changes convert sediments to
sedimentary rocks ?
Answer:
It's caused by burial forces
Explanation:
When sediments are deposited on a basin they begin to accumulate over each others, generating a burial force that produces its compaction. Then, some calcite and silica cements help to join the sediments grains creating rocks. That's what geologists call lithification.
This process allow the formation of sedimentary rocks, which usually are laminated because of the horizontal position of sediments accumulation.
Question 15(Multiple Choice Worth 3 points) Which of the following is not commonly associated with a plate boundary? fault hot spot mid-ocean ridge mountain trench
Answer:
hot spot
Explanation:
There are several different types of plate boundaries, and each boundary type comes with some specific physical geographic feature. The divergent plate plate boundaries have mid-ocean ridges if they are on the ocean floor, or they rifts if they are on land. The transform plate boundaries have faults. The convergent plate boundaries have trenches if they are between oceanic and continental plates, or mountain ranges if they are between two continental plates.
The hot spots though are something that is commonly associated with plate boundaries. The reason for this is that the hot spots can appear anywhere, so they can be near a plate boundary, but they can also be in the interior of an oceanic plate, or in the interior of a continental plate. The hot spots occur because of much more intense activity in the astenosphere, resulting in mantle plumes which manages to break through the crust with ease and manifest themselves on the surface.
Hot spots are not typically associated with plate boundaries; they are volcanic regions fed by underlying mantle and can occur away from plate boundaries, such as the Hawaiian Islands. The correct answer is option: hot spot.
At divergent, convergent, and transform boundaries, one can expect to find faults, mid-ocean ridges, mountains, and trenches, which are features resulting from the movement and interaction of Earth's tectonic plates. However, hot spots are not commonly associated with these plate boundaries. Hotspots are volcanic regions fed by underlying mantle that is anomalously hot compared to the surrounding mantle and are not typically related to the movement at plate boundaries. Notable examples of hotspots include the Hawaiian Islands, which have formed as the Pacific Plate moves over a hotspot in the Earth's mantle.
LAB 2 5. Intrusive rocks crystallize below the earth's surface, while extrusive rocks erupt and crystallize at the surface. Why do the grain sizes (texture) vary in these two types of igneous rocks? 6. Examine a sample of porphyritic igneous rock. How do you explain the existence of two different grain sizes in one rock? 7. If pumice is a rock, then how does it float?
Answer:
Intrusive rocks are the igneous rocks that are formed due to the crystallization of magma below the earth's surface at a very slow rate. They are not exposed to the surface. For example, granite.
Whereas, the extrusive rocks are igneous rocks that are formed due to the crystallization of magma on the earth's surface. The rate of cooling in this rocks is significantly very high. For example, basalt.
The size of the crystals formed in this two type of rocks are directly dependent on the rate of cooling of the crystals. When the rate of cooling is slow, then it forms coarse-grained crystals, whereas, when the rate of cooling is fast then it forms fine-grained crystals. Due to this reason, there occurs variation between this two type of rocks.
The porphyritic igneous rocks are the rocks which contains the porphyritic texture where the larger crystals are found to be embedded in between the smaller crystals or ground-mass. This larger crystals are called phenocryst and they are formed earlier than the smaller crystals. This is how two types of grain size occurs in the same rock.
Pumice rocks are light colored, less weight, and porous rock that are comprised of vesicles. These rocks are formed during volcanic eruptions and they have the ability to float on water. If the pores are filled fully with water then it eventually sinks.
Intrusive igneous rocks have larger grain sizes due to slow cooling rates below the Earth's surface, while extrusive igneous rocks have smaller grain sizes due to rapid surface cooling. Porphyritic igneous rocks have two different grain sizes due to a two-stage cooling process. Pumice floats due to its high porosity and low density.
Explanation:The grain sizes (texture) vary in intrusive and extrusive igneous rocks due to the cooling rates of the magma. Intrusive rocks cool slowly below the Earth's surface over thousands to millions of years, allowing for the formation of large mineral grains. On the other hand, extrusive rocks cool rapidly at the surface within days to hundreds of years, resulting in smaller mineral grains.
In porphyritic igneous rocks, the existence of two different grain sizes is due to a two-stage cooling process. The rock initially cools slowly beneath the surface, allowing for the growth of large crystals (phenocrysts). Then, the remaining magma erupts and cools quickly at the surface, resulting in the formation of smaller crystals (groundmass).
Pumice, despite being a rock, can float due to its high porosity and low density. It is formed from frothy lava that contains gas bubbles. When the lava solidifies, it traps the gas bubbles, giving the pumice a spongy texture and making it less dense than water.