Blueshift is observed when a distant luminous object travels rapidly towards an observer.
So, the correct response is:
a distant luminous object travels rapidly towards an observer.
Astronomy: The Universe Unit Test
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Question
Blueshift is observed when(1 point)
Responses
a luminous object travels alongside an observer.
a luminous object travels alongside an observer.
a luminous object is stationary compared to an observer.
a luminous object is stationary compared to an observer.
a distant luminous object travels rapidly towards an observer.
a distant luminous object travels rapidly towards an observer.
a distant luminous object travels rapidly away from an observer.
1 answer