Question

Begin any simulation, and turn on Gravity Force in the central menu on the right. The gravity force arrow shows the direction and strength of the gravitational force each body feels. How do the gravity force arrows change throughout the orbit?

Answer 1

Answer:

The gravity arrow for each body rotates, always pointing toward the other body. Both arrows grow longer when the bodies come closer to one another and shorter when they move farther apart. This change shows that the gravitational force is stronger the closer together the bodies are.

Explanation: