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WorksheetsSimple Machines
Total questions: 30
Worksheet time: 15mins
Name
Class
Date
1.
The force that pulls objects toward the center of the earth is called ______
a)
friction
b)
gravity
c)
work
d)
energy
2.
The force that resists movements of objects against each other is called ______
a)
friction
b)
gravity
c)
work
d)
energy
3.
It is done when a force moves an object over a distance
a)
friction
b)
gravity
c)
work
d)
energy
4.
Which of the following is DOES NOT show work?
a)
carrying a box
b)
pulling a wagon
c)
pushing the wall
d)
opening a door
5.
The force applies in a simple machine is called _______
a)
Effort
b)
Fulcrum
c)
Load
6.
The weight of the object being moved by a simple machine is called _______
a)
Effort
b)
Fulcrum
c)
Load
7.
The point where the bar in a lever turns is called _______
a)
Effort
b)
Fulcrum
c)
Load
8.
The ______ the distance between the fulcrum and the effort, the less effort is needed to move the load.
a)
Less
b)
More
9.
What is the correct arrangement in a first class lever?
a)
Fulcrum-Effort-Load
b)
Load-Effort-Fulcrum
c)
Fulcrum-Load-Effort
10.
What is the correct arrangement in a second class lever?
a)
Fulcrum-Effort-Load
b)
Load-Effort-Fulcrum
c)
Fulcrum-Load-Effort
11.
What is the correct arrangement in a third class lever?
a)
Fulcrum-Effort-Load
b)
Load-Effort-Fulcrum
c)
Fulcrum-Load-Effort
12.
What class of lever does this object represent?
a)
First class
b)
Second class
c)
Third class
13.
What class of lever does this object represent?
a)
First class
b)
Second class
c)
Third class
14.
What class of lever does this object represent?
a)
First class
b)
Second class
c)
Third class
15.
All of the following is an example where effort is applied on the wheel EXCEPT _____
a)
Screwdriver
b)
Ferris wheel
c)
Doorknob
16.
A simple machine that has grooved wheel with a rope that fits in the groove is called ____
a)
Wheel and axle
b)
Pulley
c)
Lever
d)
Inclined plane
17.
A flat, sloped surface used to move an object against gravity to a higher position is called ____
a)
Wheel and axle
b)
Pulley
c)
Lever
d)
Inclined plane
18.
An inclined plane wound around an axle is called ____
a)
Wheel and axle
b)
Screw
c)
Wedge
d)
Inclined plane
19.
It is made up of one or more inclined planes used to force materials apart
a)
Wheel and axle
b)
Screw
c)
Wedge
d)
Inclined plane
20.
A kind of pulley which only the wheel moves moves when the rope is pulled
a)
Block and tackle
b)
Fixed pulley
21.
A kind of pulley which is combination of a fixed and movable pulley; rope moves a greater distance, less effort is needed.
a)
Block and tackle
b)
Fixed pulley
22.
What should be done to an inc
ined plane to lessen the effort applied?
ined plane to lessen the effort applied?
a)
make the ramp shorter
b)
make the ramp longer to
23.
The inclined plane in a screw is called the _____
a)
thread
b)
road
c)
lever
d)
inclined plane
24.
This is an example of which simpe machine?
a)
Lever
b)
Wheel and Axle
c)
Pulley
d)
Screw
25.
This is an example of which simpe machine?
a)
Screw
b)
Wheel and Axle
c)
Pulley
d)
Wedge
26.
This is an example of which simpe machine?
a)
Screw
b)
Wheel and Axle
c)
Pulley
d)
Inclined plane
27.
This is an example of which simpe machine?
a)
Screw
b)
Wheel and Axle
c)
Pulley
d)
Inclined plane
28.
This is an example of which simpe machine?
a)
Screw
b)
Wheel and Axle
c)
Pulley
d)
Inclined plane
29.
This is an example of which simpe machine?
a)
Screw
b)
Wheel and Axle
c)
Pulley
d)
Inclined plane
30.
This is an example of which simpe machine?
a)
Screw
b)
Wheel and Axle
c)
Wedge
d)
Inclined plane
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