Why did the first stars to form not have solar systems with Earth-like planets and satellites?
Lydia AllenThere were no chemical elements for that.
When the first stars formed, the primordial Universe contained only hydrogen and helium—no elements for forming solid objects, such as planets like Earth.
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Hailey AlvarezThe first stars formed from mostly hydrogen and helium, lacking heavier elements needed for terrestrial planets and satellites to form.
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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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