Simple Machines

Front

What is a simple machine?

Back

A simple machine is a device that changes the direction or magnitude of a force, making work easier. Examples include levers, pulleys, and inclined planes.

Tags

NGSS.MS-PS2-2

Front

What are the six types of simple machines?

Back

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

Front

Define an inclined plane.

Back

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

Front

What is a lever?

Back

A lever is a rigid bar that pivots around a fixed point called the fulcrum, used to lift or move loads.

Front

Explain the function of a pulley.

Back

A pulley is a wheel on an axle designed to support movement and change the direction of force, often used to lift heavy objects.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Front

What is a wheel and axle?

Back

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

Tags

NGSS.MS-PS2-1

Front

Define a wedge.

Back

A wedge is a simple machine that consists of two inclined planes joined together, used to split or cut objects.

Front

What is a screw?

Back

A screw is a simple machine that consists of a cylindrical shaft with a helical ridge, used to hold objects together or lift materials.

Front

How do compound machines differ from simple machines?

Back

Compound machines are made up of two or more simple machines working together to perform a task, increasing mechanical advantage.

Front

Give an example of a compound machine.

Back

A bicycle is an example of a compound machine, as it uses a wheel and axle, pulley, and lever.

Tags

NGSS.MS-PS2-1