How much work do you need to do if you use a force of 3 Newtons to move a table 25 meters? 0.12 Joules
0.12 N-m
85 joules
75 N-m

a

explanation:

because they are cartillidge

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.