Multiple Choice
What was Hubble's major contribution to Cosmology?
A) He identified Cepheid Variable stars.
B) He measured the size of the universe.
C) He identified numerous new galaxies outside the Milky Way.
D) He developed a new method for measuring the absolute magnitude of stars.
E) He proved the Big Bang Theory.
Correct Answer:
Verified
Correct Answer:
Verified
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