simple machines

Front

What is a simple machine?

Back

A device that makes work easier by allowing us to apply force in a more efficient way.

Front

What are the six types of simple machines?

Back

Lever, Inclined Plane, Wedge, Screw, Pulley, and Wheel and Axle.

Front

What is mechanical advantage?

Back

The ratio of the output force produced by a machine to the input force applied.

Front

How do you calculate work?

Back

Work (w) is calculated using the formula: w = f * d, where f is the force applied and d is the distance moved.

Front

What is the unit of work?

Back

The unit of work is the Joule (J).

Front

What is a lever?

Back

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

Front

What is an inclined plane?

Back

A flat surface that is tilted at an angle to help raise or lower objects.

Front

What is a screw?

Back

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

Front

What is a pulley?

Back

A simple machine that uses a wheel and a rope to lift or lower objects.

Front

What is the purpose of a wedge?

Back

A simple machine that is used to split, cut, or divide objects.