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Questions and Answers
Which theory describes how the universe expanded from an initial state of high density and temperature?
Which theory describes how the universe expanded from an initial state of high density and temperature?
- Quantum Mechanics
- String Theory
- Theory of Relativity
- Big Bang Theory (correct)
What does cosmic inflation explain?
What does cosmic inflation explain?
- The overall uniformity of the universe (correct)
- The cosmic microwave background radiation
- The abundance of light elements
- The large-scale structure of the universe
What observation is compatible with the models of the Big Bang?
What observation is compatible with the models of the Big Bang?
- The speed of galaxies is constant regardless of distance
- The closer a galaxy is, the faster it is moving away from Earth
- The farther away a galaxy is, the faster it is moving away from Earth (correct)
- The speed of galaxies is decreasing with distance
What is the flatness problem in cosmology?
What is the flatness problem in cosmology?
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What is the main limitation of current physics theories when it comes to modeling the earliest conditions of the Big Bang?
What is the main limitation of current physics theories when it comes to modeling the earliest conditions of the Big Bang?
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