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mars1129 [50]
4 years ago
13

The farther a star is away from earth, the more it is

Physics
2 answers:
Darya [45]4 years ago
8 0
The more it is Red shifted.
ella [17]4 years ago
4 0

Answer:

The farther a star is away from earth, the more it is red shifted

Explanation:

Our universe is expanding. The galaxies move away from each other. The farther the object is from earth, greater is the velocity with which it moves away.

When the light source moves away from us, their frequency appears to be lower than their real frequency. This is called Doppler effect.

Higher the velocity of the receding source, greater the reduction in frequency. Since the red light has lower energy in the visible light spectrum. The starts moving away tends to appear red rather than its original color. 

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