Why does the speed of a planet decrease as it moves away from the sun?(1 point)
Responses
The planet’s inertia begins to point inward toward the sun.
The planet’s inertia begins to point inward toward the sun.
The direction of the sun’s pull relative to the planet’s motion changes.
The direction of the sun’s pull relative to the planet’s motion changes.
The planet’s inertia begins to point backward along its orbit.
The planet’s inertia begins to point backward along its orbit.
The sun’s gravitational pull on the sun decreases.