When was the theory of William Hartmann first set out?
Levi AlexanderIn 1975
William Hartmann first proposed the giant impact model in 1975. Sometimes called the Thela model after a Greek goddess. the theory postulates that a giant astroid collided with the earth causing the 23.5 degree till and creating the debris that formed the earth's moon.
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Clara AvalosThe theory of William Hartmann, known as the giant impact hypothesis, was first proposed in 1975.
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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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