Question

What prevents the planets in our solar system from floating away?

1.Earth's gravitational pull
2.planets' gravitational pull on one another
3.Sun's gravitational pull
4.moon's gravitational pull

Answer 1

5.The inertia of the planets moving in their orbits.

Answer 2

1 2 3 or 4

Answer 3

1. Earth's gravitational pull
2. Planets' gravitational pull on one another
3. Sun's gravitational pull