Redshift is observed when:(1 point)

Responses

a luminous object is stationary relative to an observer.
a luminous object is stationary relative to an observer.
a distant luminous object travels rapidly away from an observer.
a distant luminous object travels rapidly away from an observer.
a distant luminous object travels rapidly towards an observer.
a distant luminous object travels rapidly towards an observer.
a luminous object is traveling alongside an observer.

1 answer

a distant luminous object travels rapidly away from an observer.