GK
BIG BANG THEORY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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According to the Big Bang Theory, what is happening to the size of the universe?
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The universe is expanding
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The universe is shrinking
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The universe is staying the same size
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The universe is becoming hotter
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Explanation:
Detailed explanation-1: -Answer. When scientists talk about the expanding universe, they mean that it has been growing ever since its beginning with the Big Bang. The galaxies outside of our own are moving away from us, and the ones that are farthest away are moving the fastest.
Detailed explanation-2: -According to inflation theory, the universe expanded dramatically a tiny fraction of a second after the Big Bang, driven by fantastic quantities of energy contained in space itself. After this period of inflation, the universe continued to expand and cool, but at a far slower pace.
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