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Home Q & A Board Science-Related Homework Help Physics
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killian killian
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10 years ago
What does Hubble's law tell us?
A) The more distant a galaxy, the faster it is moving away from us.
B) The faster a spiral galaxy's rotation speed, the more luminous it is.
C) The longer the period of a Cepheid variable, the greater its luminosity.
D) For every force, there is an equal and opposite reaction force.
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padrepadre
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10 years ago
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killian Author
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10 years ago
Thx man
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