A girl on the outer edge of a merry-go-round moves in uniform circular motion. Which of the following is NOT correct?

A. Her speed is constant.

B. Her direction is constantly changing.

C. A force constantly pulls her toward the center of the merry-go-round.

D. She moves in a constant elliptical path.

Question

Travis Lowe

Physics

19 March, 07:19

A girl on the outer edge of a merry-go-round moves in uniform circular motion. Which of the following is NOT correct?

A. Her speed is constant.

B. Her direction is constantly changing.

C. A force constantly pulls her toward the center of the merry-go-round.

D. She moves in a constant elliptical path.

+4

Answers (2)

Know the Answer?

Saige Norris · Answer 1

I think that from the answers above the answer is B.

Julissa Hanson · Answer 2

This is a poor question. I think they want you to choose D because the girl is traveling in a circular path. But a circle is an ellipse. So technically D is also true.

A girl on the outer edge of a merry-go-round moves in uniform circular motion. Which of the following is NOT correct?A. Her speed is constant.B. Her direction is constantly changing.C. A force constantly pulls her toward the center of the merry-go-round.D. She moves in a constant elliptical path.