Multiple choice

The force exerted by the moon on Earth is:

  1. Equal to the force of the Earth on the Moon

  2. Is the negative of the force of the Earth on the Moon

  3. is one sixth the force of the Earth on the Moon

  4. Is negative one sixth the force of the Earth on the Moon

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

According to Newton's Third Law, forces exist in action-reaction pairs that are equal in magnitude and opposite in direction. Therefore, the force of Earth on the Moon is the negative of the force of the Moon on Earth.