Complete.A simple machine with few or no moving part is a .....................

.................. was and Ancient Greek mathematician, astronomer and engineer.

A.............................................. consist of an inclined plane which goes around a cylinder.

True or false. All machines need energy to function.

Complete. Some machines can use energy from....................................... ,..................................................... and ...................................... to function

Which type of simple machine is this one?

A.................................. is made up of two inclined planes put together.

True or false. A lever is a bar which moves on a fixed point, called a fulcrum

true or false .Philo Farsnworth invented the first electrical television

Thermal machines change the ...................................... of an object or space.

Class 1 lever : The .............................................. is between the effort and the load.

Which type of simple machine is this object?

Class 2 lever . The ............................... is between the effort and the load.