Question

3. What can machines do​

Answer 1

Answer:

A machine (or mechanical device) is a mechanical structure that uses power to apply forces and control movement to perform an intended action.

Also,

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.

Hope it helps you ❣️☑️☑️

Answer 2

The machines can reduce effort or extend the ability of people to perform tasks beyond their normal capabilities. It makes many works easier. Different machines are designed to perform different tasks to make our life more easier.