What is the ratio of Earths gravitational force on
a Satellite when it is on the ground to the gravitational
force exerted when the sattelte is orbiting at analtutude
OF 491
km?

your answer is yx

hope this

~mia

c.the charges if the proton and electron and gravity

pe = weightxheight = 2000x1000=2,000,000joules

the motion of a pendulum is a classic example of mechanical energy conservation. a pendulum consists of a mass (known as a bob ) attached by a string to a pivot point. as the pendulum moves it sweeps out a circular arc, moving back and forth in a periodic fashion.