Simple Machines

Front

What is a simple machine?

Back

A simple machine is a device that makes work easier by allowing us to apply force in a more effective way.

Front

What are the six types of simple machines?

Back

The six types of simple machines are lever, pulley, inclined plane, wheel and axle, screw, and wedge.

Front

What is the purpose of a lever?

Back

A lever is used to lift or move loads with less effort.

Front

What is a fulcrum?

Back

The fulcrum is the fixed point around which a lever pivots.

Front

How does a pulley work?

Back

A pulley uses a wheel and a rope to lift heavy objects more easily.

Front

What is an inclined plane?

Back

An inclined plane is a flat surface that is tilted at an angle to help lift objects.

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 a wedge?

Back

A wedge is a simple machine that is used to split or cut objects apart.

Front

What is the advantage of using simple machines?

Back

Simple machines reduce the amount of force needed to perform work.

Front

What is the difference between effort and load in a lever?

Back

Effort is the force applied to the lever, while load is the weight or resistance that needs to be moved.