5.2 Exit Slip: Galactic Motion

Last updated 11 months ago
4 questions
1

What happens to the wavelength of light when a galaxy moves away from Earth?

1

If the wavelength of light is stretched, what happens to the frequency of that light?

1

A galaxy shows a blue shift in its light. What does this indicate about its motion?

1

Which of the following statements is true regarding red shift?