Light from a distant star has undergone a red shift. Which of these conclusions is correct about the star?

A.) Its parallax is increasing.

B.) It is moving away from Earth.

C.) It is moving towards Earth.

D.) Its pitch is increasing.

Question

Xander Morrison

Biology

19 July, 13:33

Light from a distant star has undergone a red shift. Which of these conclusions is correct about the star?

A.) Its parallax is increasing.

B.) It is moving away from Earth.

C.) It is moving towards Earth.

D.) Its pitch is increasing.

+5

Answers (1)

Know the Answer?

Wendy Estes · Answer 1

B.) It is moving away from Earth. When an objects moves far from the viewer, it's light is affected by a change called doppler effect or doppler shift.

Light from a distant star has undergone a red shift. Which of these conclusions is correct about the star?A.) Its parallax is increasing.B.) It is moving away from Earth.C.) It is moving towards Earth.D.) Its pitch is increasing.

Light from a distant star has undergone a red shift. Which of these conclusions is correct about the star?

A.) Its parallax is increasing.

B.) It is moving away from Earth.

C.) It is moving towards Earth.

D.) Its pitch is increasing.