Which would require the greater change in a satellite's orbital speed (8 km/s); slowing down so it crashes into Earth, or speeding up so it escapes Earth?
A)slowing down
B)speeding up
C)same each way
D)need more information

Question

Quizplus · Accepted Answer

Slowing down requires a greater change in orbital speed because the satellite must lose enough speed to overcome Earth's gravity and fall back to Earth.

Which Would Require the Greater Change in a Satellite's Orbital