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Worksheets

Simple and Complex Machines

Total questions: 20

Worksheet time: 40mins

Name
Class
Date
1.

What is the "act of moving something?"

a)

effort

b)

work

c)

energy

d)

machine

2.

A tool with only a few parts that helps you do work is called a

a)

simple machine

b)

complex machine

c)

axle

d)

fulcrum

3.

Something that is lifted or carried is a

a)

friction

b)

force

c)

effort

d)

load

4.

A sloped or slanted surface that makes it easier to move an object from a lower level to a higher level.

a)

lever

b)

wheel and axle

c)

inclined plane

d)

screw

5.

Two inclined planes together that helps push things apart.

a)

pulley

b)

wedge

c)

gear

d)

lever

6.

An inclined plane wrapped around a rod, typically used to hold two things together.

a)

screw

b)

gear

c)

wedge

d)

lever

7.

A rigid bar that pivots or turns on a fulcrum. Used to lift or move heavy objects.

a)

wedge

b)

inclined plane

c)

gear

d)

lever

8.

A wheel with teeth used to transfer motion from one place to another.

a)

gear

b)

wheel and axle

c)

screw

d)

lever

9.

A round object that turns around a pin or pole.

a)

pulley

b)

gear

c)

wheel and axle

d)

wedge

10.

A wheel with a rope used to lift or move heavy objects.

a)

gear

b)

inclined plane

c)

pulley

d)

screw

11.

A force created when two objects rub against one another.

a)

work

b)

friction

c)

energy

d)

fulcrum

12.

Which of the following is NOT a complex machine?

a)

bicycle

b)

ramp

c)

can opener

d)

wheel barrow

13.

The turning point of a lever is a

a)

axle

b)

cog

c)

fulcrum

d)

joint

14.

What simple machine is a curly slide?

a)

pulley

b)

screw

c)

lever

d)

wedge

15.

What simple machine is an axe?

a)

wheel and axle

b)

pulley

c)

inclined plane

d)

wedge

16.

What simple machine is a block and tackle?

a)

gear

b)

lever

c)

pulley

d)

wheel and axle

17.

A seesaw is what simple machine?

a)

lever

b)

inclined plane

c)

pulley

d)

gear

18.

A ramp is what simple machine?

a)

lever

b)

screw

c)

gear

d)

inclined plane

19.

What simple machine is a Ferris Wheel?

a)

wheel and axle

b)

pulley

c)

lever

d)

inclined plane

20.

How many simple machines are there?

a)

5

b)

6

c)

7

d)

8