Answer:
Energy from the Sun creates the cycle of rain and wind that causes erosion to produce sedimentation.
Explanation:
Sedimentary rocks form through the energy-intensive processes of weathering, erosion, compaction, and cementation, where layers of sediments are transformed into rock as they are buried and pressure increases.
Explanation:The formation of sedimentary rocks involves energy primarily in the form of mechanical and chemical weathering, erosion, and the compaction and cementation processes. Weathering breaks down pre-existing rocks, and the particles are transported by energies such as wind and water currents. As these sediments accumulate, the weight of the overlying material increases the pressure, reducing the space between sediment particles (compaction).
The final step includes cementation, where minerals precipitate from the water being squeezed from the pores, acting like glue to bind particles together to form solid rock. These rocks, such as conglomerate, sandstone, and shale, store not only geological history but also natural resources vital to humans such as fossil fuels.
Provide examples of what are some of the “unmined riches” that have yet to be discovered if we conserve diversity?
Answer:
These include potential sources of new foods, medicines, and energy which can further fuel economic activity, as well as a healthier population.
Explanation:
Why does a person have to get a flu shot every year? Why isn't one flu shot for life enough?
Answer:
Because you’ll get sick
Explanation:
List 2 types of forces acting on a moving object and explain how each force acts on the moving object
Answers and Explanation:
- Gravity; gravity is pulling the object down. Depending on whether the object is moving uphill or downhill, gravity can slow down or speed it up, respectively.
- Friction; this is the force that appears from contact between two surfaces. In this case, it could be the object and the floor. Friction causes resistance between the two, which can slow down the object.
Hope this helps!
Please help me I’m confused
what was the question tho
the model of DNA used today was proposed by James Watson and Francis Crick in 1953 in this model what sequence of bases would be complementary to A-G-C-T-A?
Answer:
T-C-G-A-T.
Explanation:
In DNA, A pairs with T, C pairs with G. Therefore every time you see one of those, replace it with its pair!
A-G-C-T-A
T-C-G-A-T
See how each column is a pair? A-T, G-C, and so forth.
Final answer:
The complementary sequence to A-G-C-T-A as proposed by Watson and Crick's 1953 DNA model is T-C-G-A-T due to base pairing rules where adenine pairs with thymine and cytosine pairs with guanine.
Explanation:
In 1953, James Watson and Francis Crick proposed the model of DNA we use today. According to their model, the sequence of bases that would be complementary to A-G-C-T-A is T-C-G-A-T.
This is due to the base pairing rules where adenine (A) pairs with thymine (T), and cytosine (C) pairs with guanine (G). Thus, for each base in the original sequence A-G-C-T-A, the complementary bases are T-C-G-A-T, respectively.
What is the function of the endocrine system?
A.To produce blood cells
B.To protect the body from pathogens
C.To collect fluids that leak from tissues
D.To produce chemical signals
life on earth began as the product of chemical reactions which occurred
Answer: Over 4 billion years ago
Explanation: The chemical reactions between carbon and water is said to bring about life according to scientists. These reactions builds largely upon four families of chemicals (lipids, carbohydrates, amino acids, and nucleic acids).
However, the actual time of life on Earth has varying speculations from different scientists in fields of study (such as molecular biology, chemistry, oceanography, etc).
Furthermore, microfossils within hydrothermal-vent precipitates dated from 3.77 to 4.28 billion years is presumed to inhabit the oldest record of life on Earth. Hence, which is presumed to have occurred after ocean formation 4.4billion years ago.
Thus, the actual date of the chemical reactions that brought about life is not rigid, but presumed to have occurred over 4billion years ago (according to research).
#8. There are definitions for four vocabulary words below.
The growth of the plants that reindeer used as food could not keep up with the needs of the reindeer population. what was the probable cause?
a. the reindeer population exceeded it carrying capacity
b. the reindeer population stopped reproducing
c. the reindeer population was under its carrying capacity
d. the reindeer population was unable to reproduce fast enough
Answer:
a. the reindeer population exceeded it carrying capacity
Explanation:
not enough food for the reindeers due to an increase in deer population.
Answer: A) The reindeer population exceeded it carrying capacity
Match each type of rock with the description of how it forms.
metamorphic rocks
layers of sediment dry together
sedimentary rocks
magma or lava cools and solidifies
igneous rocks
existing rocks are exposed to extreme
conditions
Answer:
metamorphic-existing rocks are exposed to extreme conditions
sedimentary rock-layers of sediment dry together
igneous rock-magma or lava cools and solidifies.
Explanation:
The matched rock types are
Metamorphic rocks - existing rocks are exposed to extreme conditions.
Sedimentary rocks - layers of sediment dry together.
Igneous rocks- magma or lava cools and solidifies.
Rocks
Rocks are solid materials that are made up of geological materials. The igneous rocks are formed when molten magma cools and solidifies. Sedimentary rocks are formed from the precipitation of minerals.
Finally, the metamorphic rocks arise when existing rocks undergo pressure that causes them to change.
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Which of the following describes how the Domain Archaea is different from the Domain Bacteria?
A.) Its organisms have cells with a nucleus
B). Its organisms are multicellular
C). Its organisms have cells with a different cell wall
D). Its organisms have eukaryotic cells
Which is a reproductive strategy?
A. The adaptions that an offspring passes on.
B. The method an organism uses to produce offspring.
C. The number of alleles an organism passes on.
D. The DNA that is passed onto an offspring.
Answer:
The answer is B. The method an organism uses to produce offspring
According to the cell theory, how are bubble algae, or sea pearls made.
Answer:
Bubble algae are caused by lighting, nutrients and bubble algae spores. The spores were probably on the live rock. The lighting is a side effect of trying to keep photosynthetic corals. So the only thing left is nutrients.
Explanation:
The cells use the nutrients from the spores, lighting and take it in so they can multiply
Bubble algae are caused by lighting, nutrients and bubble algae spores. The spores were probably on the live rock. The lighting is a side effect of trying to keep photosynthetic corals. So the only thing left is nutrients. The bubble algae and sea pearl are made up of pre existing cell.
What is cell theroy?Cell theory is a scientific theory that's help to learn how living organisms are made up of cells, that's they are the basic structure unit of all organisms, and that all cells from pre-existing cells.
Cell cycle is defined as cycle in which cell produces, grows and divides. The cell cycle has mainly three steps the first one is G1 phase in which the size of cell increases, S phase synthesis of DNA takes place and the third step is G2 phase in which cell ready to divide.
Cell is defined as the base of life as it is the structural as well as functional unit of life. Cell is made up of pre existing cells and the cell contain various cell organelles such as mitochondria, endoplasmic reticulum, ribosomes, golgi appratus, nucleus, and cytoplasm.
Therefore, Bubble algae are caused by lighting, nutrients and bubble algae spores. The spores were probably on the live rock. The lighting is a side effect of trying to keep photosynthetic corals. So the only thing left is nutrients. The bubble algae and sea pearl are made up of pre existing cell.
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What was the Hubble Space Telescope anticipated to do? What actually happened?
Answer:
I believe it was made for space exploration.
What did Mike Culbreath's doctor prescribe him to manage his diarrhea?
A.Azithromycin
B.Hydroxyquinone
C.Ciprofloxacin
D.Thyroxine
Answer:
C.Ciprofloxacin
Explanation:
Ciprofloxacin is an antibiotic. Mike Culbreath was sick because he had an infection with a bacteria called campylobacter, which people usually contract from eating uncooked infected chicken.
However, the particular strain of bacteria he had was resistant to to Ciprofloxacin, because this drug is often used to treat farm animals.
Therefore, Mike got sicker and sicker until his kidneys almost failed from dehydration.
Studying how drought affects the food supply in a region of the Alaskan tundra would be studying a question at the __________ Level of Ecological Organization.
biosphere
population
community
ecosystem
The environment plays an important role in the food supply in the region. how drought affects the food supply in a region of the Alaskan tundra would be studying a question at the ecosystem Level of Ecological Organization.
What is ecosystem ?
Ecosystem is defined as the natural resources along with the natural habitat and the living organisms along with the non living factors living in the environment.
Drought will definitely cause the loss of agricultural land along with the in corporation of other factors that are going to come in the practice. Major water scarcity will lead to many other losses as well. Major of the resources will be demolished along with the disturbance to the ecosystem.
Therefore, the major sources that will affect the agriculture and the various factors that disturb the loss in terms of resources destruction along with the major losses in terms of food resources as well.
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Which organism in the food web below gets energy by eating other organisms?
Answer:
A heterotroph is any living organism that obtains its energy from carbohydrates and other organic material. In simpler terms, heterotrophs are organisms that cannot produce their own food, therefore they eat other organisms that CAN produce their own food. All animals and most bacteria and fungi are heterotrophic.
Explanation:
Hope this helped
Answer:
grasshopper, duck, tadpole, frog, ant, lizard, and snake
Explanation:
Consumers are organisms that cannot produce their own food and must feed upon other organisms. In this food web, the grasshopper, duck, tadpole, frog, ant, lizard, and snake are consumers because they feed upon other organisms.
explain why the ocean currents are warmer in some parts of the earth than others. what causes the currents to move ?
Answer:
An ocean current is generated by a number of forces acting upon the water, including wind, the Coriolis effect, breaking waves, cabbeling, and temperature and salinity differences.
Explanation:
Cold water from the north and south poles, warm water from the equator, are in constant motion. Depending on where you are, the water will be freezing or warm.
The temperature variation arises because areas near the equator receive more direct solar radiation than areas near the poles. However, these areas do not constantly get warmer and warmer, because the ocean currents and winds transport the heat from the lower latitudes near the equator to higher latitudes near the poles.
Large quantities of heat can be absorbed and stored in the surface layers of the ocean. This heat is transported by ocean currents. In this way, the ocean currents help regulate Earth's climate by facilitating the transfer of heat from warm tropical areas to colder areas near the poles.
How did the black codes make African Americans' lives similar to that before the Civil War?
They made African Americans work as enslaved labor.
They limited the rights and freedoms of African Americans.
They were disguised as laws that gave rights to African Americans.
Answer: They limited the rights and freedoms of African Americans.
Final answer:
The Black Codes were laws that severely restricted African Americans' freedoms post-Civil War, mirroring conditions of slavery by forcing them into exploitative labor contracts, limiting their rights, and perpetuating white supremacy.
Explanation:
The Black Codes were a series of discriminatory laws enacted by Southern states after the Civil War that aimed to maintain the racial hierarchy established during the slavery era. These laws severely restricted the freedoms and rights of African Americans, making their lives strikingly similar to the time before the Civil War. Under the Black Codes, African Americans were forbidden from self-employment, preventing them from engaging in trades such as blacksmithing, which many had learned as slaves. They were required to sign "annual labor contracts" with plantations or mine owners, and if they refused or were unemployed, they could be declared vagrants and effectively re-enslaved through forced labor auctioned to the highest bidder. Moreover, these codes facilitated rampant discrimination by preventing African Americans from accessing basic commercial services and participating in the electoral process, thus circumventing the newly passed emancipation-related amendments.
Through these restrictions, the Black Codes aimed to maintain white supremacy and economic dependence of blacks on whites like during slavery. African Americans were essentially locked into exploitative labor practices, such as sharecropping, which kept them tied to the land owned by whites, and had their movements restricted by severe vagrancy laws. The rights to participate in public life, including voting, serving on juries, or testifying against white individuals, were denied.
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Which advances in science and technology improved water quality? Check all that apply.
building more wells
adding chlorine to water supplies
creating wind farms to draw water
bottling water in plastic bottles
checking public water for traces of disease
Answer:
b and e
Explanation:
just did the work
The advances that improved water quality are:
Adding chlorine to water supplies
Checking public water for traces of disease.
Adding chlorine to water supplies:
Chlorination is a common and highly effective method to disinfect water and make it safe for consumption. Chlorine is added to water supplies to kill or inactivate harmful microorganisms, improving its safety and quality.
Checking public water for traces of disease:
Monitoring and testing public water supplies for the presence of harmful pathogens and contaminants are critical advancements. Regular testing helps identify potential issues, enabling appropriate actions to maintain water safety and quality.
Building more wells, creating wind farms to draw water, and bottling water in plastic bottles are not direct advances aimed at improving water quality:
Building more wells: While building more wells can provide increased access to water, it does not inherently improve water quality. The quality of the water from a well depends on various factors such as geological conditions, contamination risks, and treatment.
Bottling water in plastic bottles: Bottling water in plastic bottles primarily addresses water packaging and convenience rather than water quality itself. The quality of water in a bottle depends on the source and treatment before bottling.
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What does an urn-shape age pyramid represent???
Which of these are effects of environmental change on populations? Check all that apply.
a. decrease of resources
b. extinction
c. impacts on growth and development
d. loss of habitat
e. change in competition
f. speciation
A decrease in resources and loss of habitat are major effects of environmental change on populations.
What is population change?In ecology, population change refers to the processes that lead to a decrease or increase in the number of individuals in the population.
Population change may be associated with an increase in the number of individuals due to the allocation of resources.In conclusion, a decrease in resources and loss of habitat are major effects of environmental change on populations.
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Answer:
a,d
Explanation:
Can I get brainlest???
Is the moon a star, a planet, or neither?
Answer:
The moon is a moon
Explanation:
Please help with all three
Which example illustrates a scientific advancement that has led to an engineering improvement in space exploration?
science experiments on the International Space Station that study how crystals grow in space
the space shuttle being used to send astronauts on the moon to collect samples
advances in optics leading to the development of the Hubble telescope
I need help ;-;
The example illustrates a scientific advancement that has led to an engineering improvement in space exploration is advances in optics leading to the development of the Hubble telescope.
What do you mean by space exploration?Space exploration is the use of astronomy and space technology to explore outer space. While the exploration of space is carried out mainly by astronomers with telescopes, its physical exploration is conducted.
These benefits can be categorized into three fundamental areas: innovation; culture and inspiration; and new means to address global challenges.
Space exploration allows us to prove or disprove scientific theories developed on Earth. Studying the solar system, for example, has brought us insights into such phenomena as gravity, the magnetosphere.
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Plz help!!! will mark brainliest if correct and give a thanks
During El Niño, what do the unusual wind patterns move east?
warm water
cold water
slow currents
fast currents
Answer: warm water.
Explanation:
Which labels complete the diagram?
X: mold
Y: cast
X: cast
Y: mold
X: trace
Y: imprint
X: imprint
Y: trace
Answer:B. Have a day day day
Explanation:
Answer: X: cast
Y:mold
Explanation:
This biomolecule has the elements Carbon, Hydrogen , and Oxygen in a 1 to 2 to 1 ratio
A.)Carbohydrates
B.)Lipids
C.)Proteins
D.)Nucleic Acids
Answer:
the correct answer is A
Explanation:
Final answer:
A.) Carbohydrates are biomolecules with a carbon, hydrogen, and oxygen ratio of 1:2:1, used for energy and structure in living organisms.
Explanation:
The biomolecule that has the elements Carbon (C), Hydrogen (H), and Oxygen (O) in a 1 to 2 to 1 ratio is a Carbohydrate. This ratio is emblematic of carbohydrates, and it is from this ratio that the names carbo- (carbon) and -hydrate (water) are derived. Carbohydrates are a major class of biological molecules that serve as the body's main source of energy and as structural components of cells. Simple sugars like glucose, or monosaccharides, can join together to form complex carbohydrates or polysaccharides, such as starch and cellulose in plants, or glycogen in animals.
so i need help with science how do u sent pictures ?
Answer: You can email it
Explanation:
Do the advantages of GMOs outweigh the disadvantages?
By making plants more resistant to pests, GMOs also reduce the risk of major infestations that can destroy crops. Obviously, it's important to make sure that the food we grow is safe, and that herbicides and pesticides don't harm the environment.
The debate on whether the advantages of GMOs outweigh the disadvantages revolves around increased production and potential nutritional benefits versus concerns over environmental and health effects. A careful evaluation and extensive research are recommended to understand and mitigate potential adverse effects, with considerations on making GMO technology more accessible to address issues of affordability and availability.
Explanation:Do the advantages of GMOs outweigh the disadvantages? This question embodies a pivotal debate in modern agriculture and biotechnology. Genetically Modified Organisms (GMOs) are organisms whose genetic material has been altered using genetic engineering techniques, intended to introduce new traits such as increased resistance to pests or improved nutritional content.
Increased production: GMO crops often produce higher yields.Reduced pesticide use: By making crops resistant to pests, the need for chemical pesticides is diminished, contributing to a lower environmental impact.Nutritional enhancements: GMOs can be engineered to contain vitamins, minerals, and other nutrients to combat dietary deficiencies in populations.Unknown and unintended consequences: The long-term effects of GMO consumption on human health and the environment are still not fully understood.Hybridisation and invasiveness: GMOs could potentially crossbreed with wild relatives, leading to invasive species that could disrupt ecosystems.Access and affordability: High costs and patent issues may prevent access to GMO seeds by small-scale and impoverished farmers.The question of whether the benefits of GMOs outweigh the risks is complex. It requires a careful balance between the potential for improved agricultural efficiency and nutritional benefits against the need for thorough assessment and management of environmental and health risks. Experts recommend proceeding cautiously, conducting extensive research, and performing environmental impact assessments (EIAs) to better understand and mitigate any adverse effects of GMOs. Furthermore, making GMO technology and seeds more accessible to those in need could amplify its benefits.