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Biology, 02.12.2020 21:30 johnnyhalusewa
What was Edwin Hubble's contribution to the field of astronomy?
A. He discovered variable stars.
B. He proved that the heliocentric model accurately described our solar system.
C. He found a relationship between the period luminosity and distance of stars.
D. He proved that the universe is finite.
E. He discovered that the universe was expanding.
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What was Edwin Hubble's contribution to the field of astronomy?
A. He discovered variable stars.
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