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.

Front

What are the six types of simple machines?

Back

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

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 the fulcrum in a lever?

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 that consists of a larger wheel attached to a smaller axle, allowing for easier movement.

Front

What is a pulley?

Back

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

Front

What is an inclined plane?

Back

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

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 materials.

Front

What is a wedge?

Back

A wedge is a simple machine that is a triangular-shaped tool used to split or cut objects apart.

Front

What does work mean in physics?

Back

In physics, work is defined as the product of force and distance when a force is applied to move an object.