Simple Machines

The video tutorial introduces simple machines, which are devices with few or no moving parts that make work easier. It covers various types of simple machines, including levers, inclined planes, wedges, screws, pulleys, and wheel and axle, providing examples and explaining their functions. The tutorial concludes by encouraging viewers to think about how body parts can act as simple machines.

What is a simple machine and how does it help in doing work?

Can you explain how a lever works using the example of a seesaw?

What are some examples of inclined planes and their uses?

Describe how a pulley functions and where it might be used in everyday life.

In what ways do simple machines make work easier for us?