The velocity at which a planet travels does not remain constant throughout its orbit. As it gets closer to the Sun in its orbit, a planet tends to speed up a little. Why do you think this occurs?

Question

blues · Answer

As the planet gets closer into the sun's gravitational field, the strength of the gravitational field increases. So as the forces on the planet increase it accelerates.

blues · Answer

F = ma.

anonymous · Answer

when the planet gets closer to the sun, the sun pulls it closer because it has a larger mass, which means more gravitaional pull