How do we know the expansion of the universe is accelerating?
Elena AntonovaType !a supernova can be used as a standard candle. for far away galaxies where we can not resolve individual stars with telescope.
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Hazel AsherBased on measurements of the cosmic microwave background and Type Ia supernovae, it is concluded that the universe is expanding faster than before.
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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.
- What is the Big Bang Theory? What other theories are there about the formation of the universe?
- What led to the conceptualization of the Big Bang?
- Is there a larger star than YV Canis Majoris?
- What proof do scientists have that the universe is expanding?
- How are all galaxies similar? How are they different?
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