Question

PLS HELP ASAP 50 POINTS

The two main factors keep a planet in motion are what and what?

Answer 1

Gravity, Inertia, and Velocity ( I decided to use three)

Step-by-step explanation:

Gravity is the primary force that controls orbit and gravity works with inertia along with velocity.

Answer 2

Gravity, Inertia, and Velocity ( I decided to use three)

Step-by-step explanation:

Gravity is the primary force that controls orbit and gravity works with inertia along with velocity.