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Chemistry LibreTexts

Evidence for the Big Bang

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  • As you watch, answer the following questions:

    1. How do we know that the universe is expanding?

    2. Describe Hubble's Law.

    3. How do galaxies move?

    4. Why do galaxies move?

    5. How is dark energy impacting our universe?

    6. How do we know that we are not at the center of the universe?