What is steam engine it's action and reaction

Explanation:

steam shooting out through 2 l shaped Falls creators and action force that is accompanied by backward reaction in force in opposite direction

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.

because if the tool that you are using is not balanced it there would be false mass.