The light emitted by an object traveling at high speed toward Earth would
A)be shifted toward the blue end of the spectrum.
B)be shifted toward the red end of the spectrum.
C)undergo no spectral shifts.
D)arrive with diminished intensity.
E)None of these is correct.

Question

Quizplus · Accepted Answer

This is known as the Doppler Effect where the light waves from a moving object appear shifted toward the blue end of the spectrum if the object is moving toward the observer, and shifted toward the red end if the object is moving away.

The Light Emitted by an Object Traveling at High Speed