When comparing the size of the sun to the earth, why do we still have total darkness at night?
Levi AlexanderAt any time, any space object of any size, moving in the solar system, is partly sunlit, with the remaining surface hidden from Sun. So, at the center of the hidden surface, there is total darkness.
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Lydia AllenThe Earth rotates on its axis, causing day and night. Darkness occurs on the side facing away from the sun during rotation.
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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.
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