Write any three advantages of using simple machine​

Simple machines are useful because they reduce effort or extend the ability of people to perform tasks beyond their normal capabilities. Simple machines that are widely used include the wheel and axle, pulley, inclined plane, screw, wedge and lever.

advantage

Increase the amount of force applied to an object.

increase the distance and speed an object moves.

Transfer a force from one place to another.

Change the direction of a force.

It saves on time

It reduces the energy used in that activity

It is available and affordable

Explanation:

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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.