Which discovery by astronomer Vera Rubin helped prove the existence of dark matter?
Answer: The discovery of galaxy rotation rates helped prove the existence of dark matter.
Answer:
Answer: The discovery of galaxy rotation rates helped prove the existence of dark matter.
Explanation:
i just took the test its right :)
20 POINTS PLEASE HELP!! Which area is best represented by the letter B on this map?
a depression
a peak
a valley near a mountain
a slope on the side of a mountain
Final answer:
Area B on a map could represent a variety of geographical features depending on the contour patterns, such as a depression, peak, valley, or slope. The steepness of the slope can be inferred from the spacing of the contour lines.
Explanation:
Area B on a topographic map can represent different geographical features such as a depression, a peak, a valley, or a slope, depending on the specific contour patterns indicated. For a depression, the map would show closed contour lines with tick marks on the downslope side indicating decreasing elevation toward the center. A peak would be represented by closed contours with increasing elevation toward the center.
A valley would show contour lines forming 'V' shapes that point uphill. Lastly, a slope on the side of a mountain would be depicted by contour lines that are closer together on one side compared to other sides, indicating a steep grade. When determining the steepness of an area on a contour map, the spacing of the contour lines is key. If the contour lines are closer together from A to B than from B to C, then the slope is steeper between A and B.
Where is the Ganges Plain?
Answer:
india
Explanation:
Answer:
it stretches across pakistan, india, and bangadesh. If you want a more generalized answer then it is in south asia.
Explanation:
what body of water is 40 degrees north and 135 degrees east
Answer:
The Sea of Japan
Explanation:
A construction company cuts down a forest and builds a new neighborhood. The residents of the neighborhood begin planting nectar-rich flowers and putting out hummingbird feeders. How will this most likely affect the population of hummingbirds that move through the area?
A.
The size of the population will dramatically decrease.
B.
The likelihood of the population's survival will be enhanced.
C.
The likelihood of the population's survival will be threatened.
D.
This will not affect the population of hummingbirds in any way.
Planting nectar-rich flowers and providing hummingbird feeders in a new neighborhood can positively impact the local hummingbird population by enhancing their survival likelihood due to increased food sources. The correct answer is option B. The likelihood of the population's survival will be enhanced.
When a construction company clears a forest to build a neighborhood, the initial impact on local wildlife, including hummingbirds, is typically negative due to habitat destruction. However, the subsequent planting of nectar-rich flowers and use of hummingbird feeders by residents can have a positive effect. These resources provide food for the hummingbirds and potentially can increase the local population or at least the frequency at which these birds visit the area. Therefore, the activity of the residents would most likely enhance the likelihood of the population's survival, as the birds could have an increased food supply, which could lead to higher survival and possibly reproduction rates.
It's essential to note, such interventions do not fully compensate for the loss of a natural habitat, but they can mitigate some immediate negative impacts on hummingbird populations. As these birds are important pollinators, their increased presence could also benefit the local ecosystem by aiding in the pollination of plants.
PLEASE HELP NEED WITHIN 5 MIN If the age of the middle layer of a rock sample is between 300 million years and 1 billion years, which of the following could be the age of the lowermost layer? Group of answer choices 2 million years to 5 million years, 900 million years to 1 billion years, 1.5 billion years to 2.5 billion years, 800 million years to 950 million years
Answer:
900 million years to 1 billion years
Explanation:
Answer:1.5 bill to 2 bill
Explanation:
Describe how Russia’s harsh winter has been both an obstacle and an advantage to the country.
Answer:
Russia has difficulty trading with other countries, but invasion is more problematic.
Explanation:
Due to Russia having no warm water ports, trading is not very easy, but because of the cold winters and fairly strong military, invasion is less likely. Napoleon and Hitler can attest to that.
Russia's harsh winter has constrained agricultural productivity but has also defended the country against invasions, most notably during Napoleon's retreat and the halt of the German advance in WWII.
Explanation:Russia’s harsh winter has historically been both an impediment and a strategic defense mechanism for the country. The frigid climate and short growing season due to Russia's northerly latitude have limited agricultural productivity, forcing Russia to often import grain. Mountain ranges to the south further contribute to this challenge by blocking rains and warm air that could benefit agriculture, resulting in the creation of deserts and steppes.
However, the same cold winters that hamper agriculture have served as a defense against historical invasions. This was markedly evident during Napoleon's retreat from Moscow and the halt of the German advance during World War II, as bitter cold and severe conditions led to severe logistical issues, including frozen machinery and insufficient supplies.
What major river flows through the south of the U.S.A?
Answer:
Mississippi River
Explanation:
It goes north to south and its flows 2,340 miles north to south from Minnesota to the Gulf of Mexico in Louisiana
Answer:
Mississippi River
The Mississippi River is one of the most important rivers in the United States. It flows 2,340 miles north to south from Minnesota to the Gulf of Mexico in Louisiana.
Explanation:
The Mississippi River is one of the most important rivers in the United States. It flows 2,340 miles north to south from Minnesota to the Gulf of Mexico in Louisiana.
The hypothesis concerning the cause of magnetism is _
A. atoms all moving in the same direction
B. electrons all moving in the same direction
C. magnetic line-up of atoms
D. all of the above
The hypothesis concerning the cause of magnetism is electrons all moving in the same direction .
Explanation:
Magnetism is triggered by the electric charges being transferred. Each substance consists of tiny units, called atoms. Some of the electrons spin in the same direction, in substances like cobalt, nickel, and iron. That makes the atoms highly magnetic in this compounds-but they are not magnets yet.Magnetism is a physical property generated by electric charge movement which results in attractive and repulsive forces between objects.Answer:
electrons all moving in the same direction
Explanation:
Explain have a cultural landscapes shown in the photographs represent more than one culture
Answer:
in these photographs, more that one culture are present such as Britain and Chinese culture.
Explanation:
These are the pictures of Chinatown city in Europe. This city shows that Chinese peoples lives in these areas of Europe for very long time. When these Chinese people comes to live in Europe for earning money, so they also brought their culture with them. These building shows that Chinese culture mix with European cultures. In Chinatown city, there are a large number of Chinese restaurant which is a key factor of Chinese culture in Europe.
More than a culture is shown in the photograph since different architectural styles from multiple cultures were illustrated.
A cultural landscape simply means a geographic area that includes cultural and natural resources that are associated with the culture of the people.
From the photograph, the cultural landscapes also show the linguistic characteristics of multiple languages and architectural styles from multiple cultures.
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hello:) why are stratovolcanoes found along pacific ring of fire and not shield volcanoes?
how do you think the photo was created ?
Florian discovers a rock that is broken into pieces. Each piece has several bands.
Which type of rock does Florian predict these pieces will change into when subjected to heat and pressure?
O igneous
O magma
metamorphic
O sedimentary
Next
Subr
Mark this and return
Answer:
metamorphic
Explanation:
The pieces of the broken rock will change into metamorphic rock when subject to heat and pressure.
Different types of rocksThere are mainly three different types of rocks:
Igneous forms when molten rock (magma or lava) cools and solidifies. Metamorphic rocks result when existing rocks are changed by heat, pressure, or reactive fluids, such as hot, mineral-laden water.Sedimentary rocks originate when particles settle out of water or air, or by precipitation of minerals from water. They accumulate in layers.Magma is molten rock that is undergroundWhich will be the type of rock after the pieces are subject to heat and pressure?When the broken pieces are subjected to heat and pressure they will change into metamorphic rocks. The broken pieces have several bands meaning that they are sedimentary rocks and when they will be subjected to pressure and heat they will change and turn into metamorphic rocks.
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What circumstances might prompt a community or country to switch to renewable energy?
If nonrenewable energy runs scarce where the community or country has no other choice but to use renewable energy.
Communities or countries might switch to renewable energy due to environmental concerns, geopolitical reasons and advancements in technology and economic incentives. Reducing greenhouse gas emissions, enhancing energy security, supporting local industries and taking advantage of government incentives are some of the motivating factors.
Explanation:Multiple circumstances might prompt a community or country to switch to renewable energy. Environmental concerns, particularly the growing awareness of climate change, often serve as a compelling reason. The burning of fossil fuels contributes to greenhouse gas emissions, and transitioning to renewable energy sources such as wind, solar, or hydroelectric power can significantly reduce these emissions.
Additionally, geopolitical considerations can factor into this decision. For communities or countries reliant on foreign oil, a switch to renewable sources can enhance energy security, reducing dependence on other nations. Using local renewable energy sources also helps promote domestic industries and hence the local economy.
Technological advancements and economic factors may provide another incentive. As technology continues to evolve, renewable energy options become more efficient and affordable. Furthermore, governments may provide tax incentives or other financial benefits to encourage the transition to renewables.
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Who showed that the basic building blocks for life could have formed from the gases found in Earth's early atmosphere?
Alexander Oparin
Stanley Miller and Harold Urey
Lord Kelvin
John Phillips
Answer:
Stanley Miller and Harold Urey
Explanation:
From Penn foster
Answer:
B. Stanley Miller and Harold Urey
Explanation:
Stanley Miller and Harold Urey conducted an experiment that simulated Earth's early atmosphere. Amino acids formed from simple gases during this experiment and these amino acids are some of the basic building blocks for life.
Also straight from Penn Foster!
When plants, animals, people, the climate, the water and the soil all depend on each other, this is called... What?
Answer:
Explanation:
it would be Nutrient cycling All parts of the rainforest (climate, water, soils, plants, animals and people) are all dependent on one another.
The interdependence between plants, animals, people, climate, water, and soil is called an ecosystem.
Explanation:The interdependence between plants, animals, people, climate, water, and soil is called an ecosystem. Ecosystems are made up of living organisms and their physical environment, and they rely on the complex interactions between these components for their functioning. For example, plants rely on soil for nutrients and water, animals rely on plants for food, and people rely on ecosystems for resources such as food, water, and air.
Thus, an ecosystem is a community of living organisms in conjunction with the non-living components of their environment (air, water, soil) interacting as a functional unit. Ecosystems vary in size and complexity, playing a vital role in sustaining life by cycling nutrients, regulating climate, and providing habitats for diverse species.
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Magma below Earth's surface cools quickly, what size are the mineral crystals?
a-small
b-medium
c-large
d-microscopic
Answer:
Very Small
Explanation:
Do you believe your local power company is doing enough to reduce dependence on nonrenewable energy sources? Why or why not?
A local power company's efforts to reduce reliance on nonrenewable energy can vary, but with the U.S. using only 10% renewable energy, there is scope for improvement.
Whether a local power company is doing enough to reduce dependence on nonrenewable energy sources depends on a combination of factors, including the company's current energy portfolio, investment in renewable energy, and the political and economic climate. The trend towards renewable energy is positive at both corporate and governmental levels, with many countries showing rapid progress.
However, with the United States obtaining only about 10% of its energy from renewable sources, predominantly hydroelectric power, there is significant room for improvement. Economic growth is often linked with increased energy consumption, yet there's a need to balance this with energy conservation and efficiency, embracing technologies like wind and solar power which are proving cost-effective even without subsidies.
Environmentalists often favor command-and-control policies to reduce pollution as they set strict limits and standards for emissions. Still, these approaches can be contentious, considering the short-term costs versus long-term benefits which many individuals may not directly observe in their lifetime. Regardless, renewable energy use is increasing rapidly, and market forces are beginning to favor carbon-free energy, signaling a shift away from nonrenewable sources.
A mouse eats acorn and seeds on the ground. Then, a hawk eats the mouse. What is the hawks role in this food chain?
In the food chain described, the hawk is an apex predator, consuming a primary consumer (the mouse), and thus maintaining the balance within the ecosystem.
The hawk's role in the food chain described is that of a predator and specifically, an apex predator. The mouse that the hawk consumes feeds on acorns and seeds on the ground, positioning the mouse as a primary consumer, while the hawk, feeding on the mouse, is a secondary consumer. However, since the hawk is not typically preyed upon by other species in this scenario, it functions at the top of this particular food chain as an apex predator.
Raptors like hawks play a key role in maintaining the balance of ecosystems by regulating populations of small mammals and other prey species. Their role is crucial for a stable ecosystem, ensuring that no single species becomes overly dominant and that energy flow within the food web is maintained.
What was the average wealth of a person in India in 2000? $1,000 $10,000 $20,000 $100,0000
Answer - $1,000
Please mark brainliest if this helps..
Thanks!
What is an urban area?
A. Cities and towns
B. Farms and crops
C. Countryside
D. Mountain peaks
Answer:
A
Explanation:
Doesn't really need an Explanation, but the BCD are Rural while A is Urban.
The best choice of answer among the given alternatives for identifying an urban area is Cities and Towns. Option A is correct.
What is Urban Area?A continuously developed area or urban area is one that has 50,000 or more residents. It includes one or more places such as the center place as well as the nearby, heavily populated surrounding area, known as the urban fringe, which is made up of both place territory and non-place territory.
Typically, towns, cities, and suburbs are included in urban regions. Villages typically belong to rural areas. In terms of connectivity and access to infrastructure, such as houses, roads, railways, and ports, urban regions have advanced more. Typically, infrastructural development in rural areas is little.
Further businesses, a population, and a cultural environment all help to define a city. However non-rural places like the city and suburbs are considered to be urban locations.
Therefore, area which resembles like as Cities and Towns are locally recognized as urban areas.
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n the box below, briefly write what you think could happen if there were a sequel to the Dr. Seuss story- The
Lorax. For example, in the sequel, you might explain how the Trufflula Tree made a comeback through
replanting and proper care or what the new managers of the Truffula Tree Company are going to do to help
keep the environment safe and at the same time make Thneeds. (Two paragraph minimum)
Answer:
THE LORAX COULD USE HIS MAGIC POWERS TO MAKE THE TRUFFULA TREES GROW LIKE CRAZY
Explanation:
Gregor Mendel is known as the "Father of " because of his work with pea plants.
Answer:
hes the father of genetics
Answer:
I believe it's "Father of modern genetics"
Evolution explains how Earth's present-day species developed from earlier species through A genetic engineering. B mass extinctions. C natural selection. D asexual reproduction.
Answer:
C.
Explanation:
Natural selection is how animals adapt to places for example how giraffes got long necks for eating plants.
Hope this helps
Evolution is the shift of hereditary features or characteristics in a population of organisms over a long period of time. Natural selection, a phenomena, is the process that best explains evolution. Hence option C is correct .
What is Evolution ?Natural selection is the process by which some inherited traits—like the hue of a fish's skin, a person's height, or the contour of a leaf—are preferred within a population. A population is a collection of creatures that reproduce and mate together.
According to the idea of evolution in biology, the many species of plants, animals, and other living things on Earth descended from earlier species, and their recognizable differences are the result of changes made by subsequent generations.
Evolution is governed by four principles: variation, inheritance, selection, and time.
These are regarded as the elements of natural selection's evolutionary mechanism. Hereditary variation serves as the foundation for Darwin's main point about evolution.
Darwin had learned from his experience with breeding animals and plants that it is possible to create differences that are "useful to man." Therefore, he concluded, natural changes must take place that are advantageous to or helpful to the organism itself in its struggle for survival.
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Describe what a front is
money in advance to pay for something. FRONT MONEY - money in advance to pay for something
What is the largest area in Canada and the United States that is densely populated (over 250 people per square mile)? What are four cities in that area
The largest densely populated area in Canada and the United States is the Northeast Megalopolis, which includes cities like New York City and Boston.
Explanation:The largest area in Canada and the United States that is densely populated (over 250 people per square mile) is the megalopolis that forms the corridor from Washington, D.C. to Boston. This area is known as the Northeast Megalopolis or the BosWash Megalopolis.
Four cities in this area include:
New York City, New YorkPhiladelphia, PennsylvaniaBaltimore, MarylandBoston, MassachusettsWhich of these does not border the amazon rainforest
Can't help you, be more specific please.
Explanation:
brazil
is the answer
Describe the structure of Afghanistan's government.
Answer:
The Government of the Islamic Republic of Afghanistan has 34 provinces. For a five-year term, the president is elected by majority popular vote. A candidate must earn more than fifty percent of the vote to be elected outright. There is a run-off election for the top two vote getters if no one earns more than fifty percent. A president can, if reelected, serve a second five-year term. Two branches belong to the National Assembly. There are 102 seats in the Meshrano Jirga, or House of Elders. Its members are elected by different means for three-, four-, or five-year terms. There are 249 seats in the Wolesi Jirga, or House of People. Its members are elected to serve five-year terms directly. There are nine judges on the Stera Mahkama, or Supreme Court. The president appoints them and the Wolesi Jirga approves them. Ten-year terms are held by the judges. A second term can't serve them. Main courts, appeals courts, and special courts also belong to the judicial branch. As of 2016, there were fifty-seven political parties in Afghanistan.
Hopefully, this helps! :D
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According to the ongoing situation in Afghanistan in which the Taliban took over rule of government on September 7th 2021, the structure of Afghanistan's government is led by a Supreme Leader.
The Supreme Leader of the Afghanistan government is the Head of the Islamic Emirate of Afghanistan.
Supreme Leader also possess authority on all political, military, religious rulings, and government authorizations.
Aside from the Supreme Leaders, there is also a Leadership Council known as the Rahbari Shura. This council consists of 26 members.
Also, there is a Cabinet that is made of 33 ministers aside from the Supreme Leader.
Hence, in this case, it is concluded that the structure of the Afghanistan government is a Supreme Leader system of rule.
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If f(x)=|x|, write a function g(x) that is f(x) translated up 4 units.
Answer:
f(x)=|x|+4
Explanation:
4 units plus the function would translate it up 4 units
if you have a free time, please help. It's a slide I think.
Also you can get 100 points if you want this.
Assignment
Conserving and Recycling Presentation
There are countless environmental, conservation, recycling, and energy resource organizations at city and state levels (in addition to national and global organizations and agencies). In this assignment, you will research a city or state organization in your hometown or state. For example, if you live in Colorado, you might research the Colorado Association for Recycling.
From your study of the organization, you will research and design methods for monitoring and minimizing human impact on the environment. Your designs for monitoring and minimizing will come from the organization’s purpose or goals. For example, if the purpose of the organization is recycling, you could develop a method for how to monitor the amount of recycled materials in the home and develop a method for minimizing the amount of recyclables that end up in the trash at home.
You will create a presentation about the organization and your own design. You will describe what the organization is about and how people can get involved. You will describe the design and details of your plans for monitoring and minimizing human impact. Your presentation will be eight to ten slides in length and should include the following information:
• Title
• Introduction – overview of the organization
• Organization’s purpose and goals
• Types of events
• Type of education (environmental, conservation, or recycling) it provides
• Conservation policies – advantages and disadvantages (i.e., the cost/benefit tradeoff) of policies the organization is involved in
• Design method for monitoring human impact
• Design method for minimizing human impact
• Sources – websites you used and contact information for the organization
Remember to make a list (bulleted, numbered, etc.) on each slide. The slides should feature highlights of the slide’s title. The bullet points should be short phrases (at most, one sentence) that highlight some key points.
Answer:
As given below.
Explanation:
Title: Conserving and Recycling
Introduction - Conservation is an act of preserving and managing the resources of the earth for a sustainable future by preserving and allowing for the regeneration of potential.
Organization's purpose and goals: To aim to recycle and reutilize resources.
To aim to manage and reduce wastes. To aim to reorganize and monitor anthropogenic activities.
Types of events: City waste management.
Type of education: mitigation
Conservation policies: Use of three Rs and CSR.