As a satellite falls into a lower orbit, its speed _______.
A) decreases
B) is unchanged
C) increases
D) depends on the mass of the satellites
E) cannot be determined

Question

Quizplus · Accepted Answer

As a satellite falls into a lower orbit, it moves closer to the Earth's center, and therefore experiences a stronger gravitational force. This force accelerates the satellite, increasing its speed as it falls.

As a Satellite Falls into a Lower Orbit, Its Speed