WorksheetsAnd Machines
Total questions: 20
Worksheet time: 36mins
Name
Class
Date
1.
Which of the following is NOT a simple machine?
a)
lever
b)
pulley
c)
inclined plane
d)
ring
2.
What two things does a lever change?
a)
size and speed
b)
force and effort
c)
direction and amount of force
d)
direction and speed
3.
An example of a lever in every day life is
a)
Doorknob
b)
Steering wheel on a car
c)
Screw
d)
Seesaw
4.
For a lever to be a first class lever the fulcrum needs to be ..
a)
between the load and the effort
b)
on one side and the load and effort on the other side
c)
on the same side as the load arm.
5.
A light bulb is an example of a(n)
a)
wedge
b)
pulley
c)
incline plane
d)
screw
6.
Stairs are an example of a(n)
a)
wedge
b)
pulley
c)
inclined plane
d)
wheel and axle
7.
A sloping force, like a ramp, that reduces the mount of force required to lift an object.
a)
screw
b)
wheel and axle
c)
inclined plane
8.
How can an incline plane reduce the amount of force required to lift an object?
a)
increase the length of the ramp
b)
increase the height of the ramp
c)
decrease the length of the ramp
9.
Which of the following is NOT an example of a compound machine?
a)
bicycle
b)
stairs
c)
lawn mower
10.
This device
a)
wedge
b)
lever
c)
incline plane
d)
wheel and axle
11.
What type of simple machine is this?
a)
wheel and axle
b)
gear
c)
lever
d)
inclined plane
12.
Consists of two or more simple machines.
a)
multiple machine
b)
compound machine
c)
duplex machine
13.
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
14.
A ______ is a grooved wheel with a rope running along the groove.
a)
lever
b)
pulley
c)
screw
15.
A simple machine that is made up of an incline plane wrapped around a cylinder. It is often used to hold things together.
a)
lever
b)
screw
c)
wedge
16.
A simple machine is a device that helps to reduce the amount of _____ required to work.
a)
force
b)
energy
c)
work
17.
The push or pull on a lever is called the .........
a)
Fulcrum
b)
Force or Effort
c)
Resistance (Load)
d)
Arm
18.
Which type of lever is this?
a)
First Class Lever
b)
Second Class Lever
c)
Third Class Lever
d)
Coach Class Lever
19.
Name this simple machine.
a)
Inclined Plane
b)
Lever
c)
Pulley
d)
Wedge
20.
What is a wheel and axle?
a)
wheel that turns on a post
b)
flat surface that is higher at one end
c)
made from two or more simple machines
d)
uses a wheel and rope to lift a load
100 %
