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Simple machines

Total questions: 40

Worksheet time: 20mins

Name
Class
Date
1.

Which is not a type of simple machines?

a)

spring

b)

screw

c)

pulley

d)

wedge

2.
What is the fixed point upon which a lever rotates?
a)
fulton
b)
fulcrum
c)
furmen
d)
falcon
3.
What type of simple machine is found on the floor of a bathtub?
a)
screw
b)
inclined plane
c)
wedge
d)
pulley
4.
Which of these is an example of a wedge?
a)
skateboard
b)
broom
c)
stairs
d)
butter knife
5.
Which of these is not an example of an inclined plane?
a)
ladder
b)
stairs
c)
wall
d)
driveway
6.
Which is an example of someone using a simple machine to do work?
a)
a boy runs across a football field
b)
a banker counts money
c)
a mother puchses a stroller up a ramp into a building
d)
a girl eats a sandwich
7.
Thomas is using a screwdriver to pry open a paint can,  The screwdriver is being used as
a)
a pulley
b)
an inclined plane
c)
a screw
d)
a lever
8.
Which is a characteristic of simple machines?
a)
they run on electricity
b)
they take a long time to make
c)
they have few or not moving parts
d)
they are not very large
9.
Which  simple machine is found on the head of an ax?
a)
wedge
b)
lever
c)
pulley
d)
screw
10.
The seesaw is an example of which simple machine?
a)
incline plane
b)
wedge
c)
lever
d)
pulley
11.
What simple machine can be used to split things apart and also it can hold open a door?
a)
Lever
b)
Pulley
c)
Wedge
d)
Screw
12.
What type of simple machine are these people using to move the wheel chair into the school bus?
a)
lever
b)
wedge
c)
inclined plane
d)
pulley
13.
What is anything that makes work easier called?
a)
screw
b)
wedge
c)
force
d)
machine
14.
A door stop is an example of a
a)
Screw
b)
Wedge
c)
Lever
d)
Inclined Plane
15.
Name this simple machine. 
a)
Pulley
b)
Wheel and Axle
c)
Inclined Plane
d)
Lever
16.
Name this simple machine. 
a)
Inclined Plane
b)
Lever
c)
Pulley
d)
Wedge
17.
A lever is designed to:
a)
reduce the amount of force required to do work
b)
increase the amount of effort required
c)
increase the amount of energy needed to work
18.
This is an example of what simple machine?
a)
wheel and axle
b)
wedge
c)
pulley
d)
screw
19.
A playground slide is an example of which simple machine?
a)
pulley
b)
wedge
c)
inclined plane
d)
screw
20.
This mouse is using which simple machine to chop down a tree?
a)
wheel and axle
b)
wedge
c)
inclined plane
d)
pulley
21.
How can the lever be balanced?
a)
add weight to the right side
b)
move the fulcrum right
c)
move the heavier weight back
22.
To increase the mechanical advantage of a lever
a)
make sure the fulcrum is in the middle of the lever
b)
move the fulcrum closer to the load
c)
move the fulcrum closer to the effort
d)
use a bigger fulcrum
23.
A push or pull is a 
a)
load
b)
fulcrum
c)
force
d)
work
24.
An object being lifted or moved is a
a)
load
b)
fulcrum
c)
force
d)
work
25.

A house uses a roof to carry away large amounts of rain efficiently. A roof composed of 2 attached inclined planes would be considered which type of simple machine?

a)

wedge

b)

screw

c)

ramp

d)

lever

26.

Simple machines can make work easier by reducing the input force needed to move an object. However, there is a trade off for decreased input. What is the trade off?

a)

The distance the object is moved is increased.

b)

The distance the object is moved is decreased.

c)

The amount of work is increased.

d)

The amount of work is decreased.

27.
The greatest amount of force is required to move the metal block up which inclined plane?
a)
A
b)
B
c)
C
d)
D
28.
In a second class lever, the ______ is in the middle.
a)
Effort
b)
Fulcrum
c)
Load
d)
Machine
29.
In third class levers, the ______ is in the middle. 
a)
Effort
b)
Fulcrum
c)
Load
30.
Simple machines allow us to do less work.
a)
TRUE
b)
FALSE
31.
Simple machines make the work we have to do easier, but it is still the same amount of work.
a)
TRUE
b)
FALSE
32.

What do you call a machine made up of two or more simple machines?

a)

complicated machine

b)

compound machine

c)

comprehensive machine

d)

constructed machine

33.

An ax head is a simple machine called a wedge. How can you make the cutting edge more efficient?

a)

make it longer

b)

make it shorter

c)

make sharper

d)

make it more rounded

34.

wheelbarrows, fishing rods and baseball bats are all examples of ________________

a)

inclined planes

b)

wedges

c)

levers

d)

compound machines

35.
A catapult is which type of simple machine?
a)
a wedge
b)
a lever
c)
a screw
d)
an inclined plane
36.
This type of lever lets you launch things through the air.
a)
bazooka
b)
catapult
c)
slingshot
d)
air cannon
37.
How many different simple machines are there?
a)
4
b)
5
c)
6
d)
7
38.
Josh is pushing wood in a wheelbarrow. What 3 simple machines are in use?
a)
inclined plane, screw, pulley
b)
inclined plane, lever, wheel and axle 
c)
inclined plane, screw, wheel and axle
d)
inclined plane, wheel and axle, pulley
39.
What two simple machines make up scissors?
a)
wheel and axle
b)
lever and wedge
c)
wedge and inclined plans
d)
inclined plane and lever
40.
Hammers can be used to pull nails out of wood. What type of simple machine is a hammer?
a)
screw
b)
lever
c)
pulley
d)
inclined plane

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