Why is the universe so big?
Asher CohenBecause it is still EXPANDING.
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Levi AcostaThe universe has expanded to the enormous size that is seen today from its continued expansion following the Big Bang, which is thought to have started the universe's formation some 13.8 billion years ago. The precise causes of the universe's size and expansion are still being investigated and debated in the fields of cosmology and physics.
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When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
- How do astronomers know our universe is expanding?
- What is the size of the earth in comparison to the sun?
- How long does it take light from the sun to reach Earth's surface?
- What is the farthest galaxy or star from the Earth?
- Proxima Centauri is 4.3 light-years away from the Sun. How many miles away is it from the Sun?
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