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Cosmology
Page 9
Questions (416)
Read the following paragraphs:
Stephen Hawking was one of the most famous and influential scientists in the world. He was
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Would rather read
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Redshift of other galaxies means that: (1 point)
The theory of general relativity had a mistake. Other galaxies have less
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15 views
How does the abundance of hydrogen and helium support the big bang theory? (1 point)
Hydrogen and helium are in the same ratio
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explain why a certain type of radiation led to the acceptance of Big Bang theory decades after the red shift of galaxies was
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in two sentences, explain the impact the Big Bang theory had on the composition of matter in the universe, be sure to mention
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What was the temperature of the universe like when the Big Bang occurred? (1 point)
The universe was cool because it was less
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does a redshift nebula entail an infinitely expanding universe?
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what is a debunk for when someone uses the definition of world being "the material of all that exist"
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Explain how the universe is organized. Why is this important to know and how do we know it?
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What made the universe? How did the universe start?
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TEss
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Suppose that the Hubble constant had a value of H = 105 km/s/Mpc. What would be the age of the universe?
billion years
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What is the cosmic background radiation?
the light emitted by supernova explosions the radio noise from hot gas in rich galactic
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suppose that the Hubble constant had a value of H = 40 km/s/Mpc. What would be the age of the universe?
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Some scientists have hypo thesize that the universe has been going in cycles of expanding and contracting over and over forever
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Some scientists have hypothesized that the universe has begun going in cycles of expanding and contracting over and over forever
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Which description is considered most accurate regarding what actually happened during the Big bang
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Astronomy
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