Simple Machines and Work Ultimate Review

Front

What is a simple machine?

Back

A simple machine is a device that makes work easier by allowing us to push or pull in a more efficient way.

Front

What are the six types of simple machines?

Back

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

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 fulcrum?

Back

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

Front

What is a wheel and axle?

Back

A wheel and axle is a simple machine made up of a larger wheel attached to a smaller axle, allowing them to turn together.

Front

What is an inclined plane?

Back

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

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 consists of a spiral inclined plane wrapped around a cylinder, used to hold objects together or lift them.

Front

How does a pulley work?

Back

A pulley is a simple machine that uses a wheel and a rope to lift heavy objects more easily.

Front

What is work in physics?

Back

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