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Alborosie
3 years ago
5

I’ll mark brainlist for the correct answer

Geography
2 answers:
tresset_1 [31]3 years ago
6 0
B because it states a lot about the Doppler effect
sveta [45]3 years ago
4 0
The answer is B. The Doppler Effect is used to calculate the velocity (speed) of something. Astronomers use it to see how fast stars and galaxies are moving away from us.
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<h3>What is a location?</h3>

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