When We Say That Light from a Distant Stellar Object

question 10

Multiple Choice

When we say that light from a distant stellar object is red-shifted,this means that the light we see

• A) is from an object moving toward us.
• B) is red in color and must have come from a red giant star.
• C) has a higher frequency than at the source.
• D) has a longer wavelength than at the source.

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