Chapter 3 Lesson 3 Simple Machines

Front

In a first class lever, the _____ is in the middle.

Back

Fulcrum

Front

Which simple machine is really a modified version of the inclined plane?

Back

Wedge

Front

The flag pole mechanism is an example of which simple machine? Options: Inclined Plane, Lever, Wedge, Pulley

Back

Pulley

Front

Which of the following does a simple machine NOT do?

• do work in a single motion
• does work using only one movement
• have only a few parts
• change the amount of work that needs to be done

Back

change the amount of work that needs to be done

Front

Simple machines make the work we have to do easier, but it is still the same amount of work.

Back

TRUE

Front

A simple machine used to push two objects apart.

Back

Wedge

Front

A door stop is an example of a

Back

Wedge

Front

Name this simple machine: Lever, Wedge, Pulley, Inclined Plane

Back

Pulley

Front

Name this simple machine. Options: Pulley, Wheel and Axle, Inclined Plane, Lever

Back

Lever

Front

Name this simple machine ideal for loading and moving furniture.

Back

Inclined Plane