Answer:
There are so many different ways that people communicate nowadays that would not have been possible years ago. The amount of people who have started campains for out Earth, for people in need, and for their interest is crazy and unbelievably. Would never have been possible without social media.
Explanation:
Answer:
Coal is called a fossil fuel because it was made from plants that were once alive! Since coal comes from plants, and plants get their energy from the sun, the energy in coal also came from the sun.
Answer:
the fourth one
Explanation:
its the most reasonable one, without the predators hunting the number of preys would overpopulate, sorry if im too late
The correct answer is D. The heat from the sun allowed only rocky planets to form in the inner part of the solar system.
Explanation
The inner solar system is the name of the region that includes the inner planets that are characterized by being terrestrial in type, have dense and rocky compositions, few or no moons, and there are no ring systems. Another of its characteristics is that Venus, Earth, and Mars have enough atmosphere to generate climate. On the other hand, the region of the outer planets includes the four most distant planets from the sun, located beyond the asteroid belt, that is, Jupiter, Saturn, Uranus, and Neptune that are characterized by rotating at high speed, have gaseous surfaces, and rings around them (the most notable example is Saturn).
A theory proposed by Harold Hotelling states that owners of nonrenewable resources will only produce that resource if it wills the yield will have more value than other financial instruments available in the market, such as interest bearing securities and bonds. This assumes such owners are only motivated by profit and that markets are efficient. The theory is used by economists to predict the price of nonrenewable resources like oil, based on prevailing interest rates.
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