Red Shift and Doppler Effect Quiz
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Questions and Answers

What did Edwin Hubble discover about the universe?

  • It is in a steady state.
  • It is actually expanding. (correct)
  • It is shrinking.
  • It is contracting.

    • What evidence supports the Big Bang Theory?

  • The observation of cosmic background radiation. (correct)
  • The lack of red shift in distant galaxies.
  • The steady state model.
  • The uniform distribution of galaxies in the universe.

    • What do stars primarily contain?

  • Oxygen and nitrogen.
  • Carbon and silicon.
  • Hydrogen and helium. (correct)
  • Gold and silver.

    • Who was Edwin Hubble?

    <p>An astronomer.</p> Signup and view all the answers

    What did Hubble observe about galaxies' distances?

    <p>The farther a galaxy is, the faster it moves away from us.</p> Signup and view all the answers

    What does Hubble's Law state?

    <p>Objects further from each other move faster away.</p> Signup and view all the answers

    What did Hubble use to measure distances to galaxies?

    <p>A series of indicators combined with observing spectra of faint galaxies.</p> Signup and view all the answers

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