Simple Machines

Front

What are the six types of simple machines? Options: Lever, Wheel and Axle, Pulley, Inclined Plane, Wedge, Screw

Back

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

Front

What is a lever?

Back

A rigid bar that is free to move around a fixed point.

Front

What is the fixed point called that a lever rotates around?

Back

Fulcrum

Front

What is the input arm of a lever?

Back

The distance between the input force and the fulcrum

Front

What is the output arm of a lever?

Back

The distance between the output force and the fulcrum

Front

How are levers classified? Options: By the material they are made of, By the length of the input arm, By the locations of the input force, output force, and fulcrum, By the weight they can lift

Back

By the locations of the input force, output force, and fulcrum

Front

Where is the fulcrum located in a first-class lever?

Back

Between the input force and the output force

Front

What type of lever is a screwdriver?

Back

First-class lever

Front

In a second-class lever, where is the output force located?

Back

Between the input force and the fulcrum

Front

What is true about the input distance in a second-class lever?

Back

It is larger than the output distance