Astronomy Question:

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In the Doppler effect, what is the correct term for the change in the color of light when an object that is emitting light is moving toward the observer?

Astronomy Interview Question
Astronomy Interview Question

Answer:

Blue-Shift

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This powerful telescope weighs about 11 tons, has a primary mirror 7.9 feet in diameter, and orbits about 380 miles above the earth:What is the thinnest layer of the Suns atmosphere?