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Question
Redshift is observed when:(1 point)
Responses
a distant luminous object travels rapidly away from an observer.
a distant luminous object travels rapidly away from an observer.
a luminous object is traveling alongside an observer.
a luminous object is traveling alongside an observer.
a luminous object is stationary relative to an observer.
a luminous object is stationary relative to an observer.
a distant luminous object travels rapidly towards an observer.
1 answer
The correct response is:
a distant luminous object travels rapidly away from an observer.
Redshift occurs when the wavelength of light from an object is stretched, making it appear more red, which typically happens when the object is moving away from the observer.
