How did scientist really measure the speed at which earth spins?
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Explanation:
the astronaut or the satalite while they send helps us to know the spin
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1
Answer:
Because the CBR permeates all space, we can finally answer the original question fully, using the CBR as the frame of reference. The earth is moving with respect to the CBR at a speed of 390 kilometers per second. We can also specify the direction relative to the CBR.
Explanation:
i hope it will help you
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