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

Name the six types of simple machines.

Back

1. Lever 2. Inclined Plane 3. Wedge 4. Screw 5. Pulley 6. Wheel and Axle

Front

What is an inclined plane?

Back

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

Front

What 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 uses a wheel and a rope to change the direction of a force.

Front

What is a wedge?

Back

A wedge is a simple machine that is used to split or cut objects apart, consisting of two inclined planes.

Front

What is a screw?

Back

A screw is a simple machine that converts rotational force into linear motion, often used to hold objects together.

Front

What is the purpose of simple machines?

Back

Simple machines help to reduce the amount of force needed to do work.

Front

How does a catapult work?

Back

A catapult is a type of lever that uses stored energy to launch an object.

Front

What is the relationship between force and work?

Back

Work is done when a force is applied to an object and it moves in the direction of the force.