Year 3 Simple Machines Quiz - VEX GO

What is the main purpose of an inclined plane?

• To lift objects straight up

• To make moving objects easier by sliding

• To cut materials

How does gravity affect an object on an inclined plane?

• It pushes the object upward

• It pulls the object downward

• It has no effect

Which of the following is an example of an inclined plane?

• A staircase

• A hammer

• A wheel

Using an inclined plane requires:

• More force than lifting directly

• Less force than lifting directly

• The same amount of force as lifting directly

What is a lever used for?

• To hold objects together

• To make lifting objects easier

• To measure weight

What part of a lever helps it to pivot?

• The handle

• The fulcrum

• The base

Moving the fulcrum closer to the load makes lifting:

• Harder

• Easier

• Impossible

What does a wheel and axle help us do?

• Fly

• Move objects more easily

• Heat objects

Which of these is an example of a wheel and axle?

• A door knob

• A book

• A pencil

The axle in a wheel and axle system is:

• The outer rim

• The central rod

• The tire