Author Question: For each 8-km segment of a satellite in close Earth orbit, the drop toward Earth is about A) 5 m. ... (Read 129 times)

student77 · **on:** Jul 29, 2018

For each 8-km segment of a satellite in close Earth orbit, the drop toward Earth is about

A) 5 m.
B) 10 m.
C) also 8 km.

Question 2

The force of gravity on a satellite in circular orbit doesn't change its speed because the force is

A) small compared to other forces on it.
B) canceled by centrifugal force.
C) perpendicular to its direction of motion.
D) very weak due to altitude.