Answer:
A. True
Explanation:
The law of conservation of energy states that energy can neither be created nor destroyed - only converted from one form of energy to another. This means that a system always has the same amount of energy, unless it's added from the outside. This is particularly confusing in the case of non-conservative forces, where energy is converted from mechanical energy into thermal energy, but the overall energy does remain the same. The only way to use energy is to transform energy from one form to another.
Answer:
.
Explanation:
The Red Scare was the fear of communism. America and the Soviet Union came out as two world powers after WW2, holding the most amount of nuclear weaponry. They were the two opponents(not including any satellite states or colonies) of the Cold War, and had opposing economic ideas, America supporting capitalism and the Soviet Union supporting Communism. Going back to the high amounts of nuclear weaponry on both sides, since there were such alarming amounts people around the world were in fear of nuclear warfare, especially those in America. American citizens often believed that the Soviet Union would strike America and attack with nuclear bombs, which increased the presence of the Red Scare.
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Events in the past impact future how? Well they impact the future by let’s say European wars impact the future, this is because these wars process peace into Europe and all around the globe till this very day. I believe that things hat happen in the past benefit the future are they wouldn’t be in the past. Hope this helped. If you need more help just message me the exam ideas or if you need help in other classes message me. :)