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Unit 13: Inventions

Total questions: 10

Worksheet time: 2mins

Name
Class
Date
1.

a handle you can use it to pull or push a machine work

a)

screw

b)

lever

c)

light bulb

d)

hammer

2.

the glass part of an electric light that gives light

a)

doorknob

b)

lever

c)

light bulb

d)

wheel and axle

3.

a path that you use instead of steps to go up or down

a)

wedge

b)

ramp

c)

stairs

d)

screw

4.

a piece of wood or other material, with one thick and one thin pointed end

a)

wedge

b)

wheel and axle

c)

stairs

d)

screw

5.

a type of machine that is made of a rope or chain that is wrapped around a bar that is attached to a wheel

a)

ramp

b)

wheel and axle

c)

hammer

d)

axe

6.

a tool with a handle and a heavy metal part, which you use for hitting nails into things

a)

light bulb

b)

screw

c)

hammer

d)

axe

7.

You walk on them to go up or down.

a)

lever

b)

axe

c)

wheel and axle

d)

stairs

8.

You use it to cut down trees or chop wood.

a)

lever

b)

axe

c)

hammer

d)

wedge

9.

a small metal thing with a sharp end, which you use for joining things together. You push it into something by turning it with a special tool.

a)

screw

b)

wheel and axle

c)

hammer

d)

wedge

10.

You use it to open or close the door.

a)

screw

b)

axe

c)

hammer

d)

doorknob