Simple Machines

Front

What is an inclined plane?

Back

An inclined plane is a flat surface that is raised so one end is higher than the other, making it easier to lift objects.

Front

What type of simple machine is a lever?

Back

A lever is a simple machine that consists of a rigid bar that pivots around a fixed point called the fulcrum.

Front

What is a pulley?

Back

A pulley is a simple machine that consists of a wheel on an axle or shaft that is designed to support movement and change the direction of force.

Front

What class lever is a pair of scissors?

Back

A pair of scissors is a 1st class lever.

Front

What class lever is a wheelbarrow?

Back

A wheelbarrow is an example of a 2nd class lever.

Front

What class lever is a seesaw?

Back

A seesaw is an example of a 1st class lever.

Front

What is a wedge?

Back

A wedge is a simple machine that is used to separate two objects or portions of an object, or to hold an object in place.

Front

What is a wheel and axle?

Back

A wheel and axle is a simple machine that consists of a larger wheel attached to a smaller axle, allowing for easier movement.

Front

What is the purpose of simple machines?

Back

Simple machines make work easier by allowing us to apply force in a more effective way.

Front

What is mechanical advantage?

Back

Mechanical advantage is the ratio of the output force produced by a machine to the input force applied to it.