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WorksheetsForce, Motion, Simple Machines
Total questions: 25
Worksheet time: 13mins
Name
Class
Date
1.
Which simple machine is shown in the picture?
a)
wheel and axle
b)
lever
c)
wedge
d)
pulley
2.
If you were trying to load a four-wheeler onto the back of a pickup truck, which simple machine would be the best to have?
a)
pulley
b)
lever
c)
inclined plane
d)
screw
3.
Which type of machine is shown in the picture?
a)
wedge
b)
pulley
c)
inclined plane
d)
screw
4.
A seesaw on a playground is an example of which type of machine?
a)
screw
b)
wheel and axle
c)
wedge
d)
lever
5.
Which type of machine would be found at the bottom of a light bulb?
a)
lever
b)
screw
c)
wedge
d)
pulley
6.
Which type of machine can be found in a door knob?
a)
wheel and axle
b)
inclined plane
c)
pulley
d)
wedge
7.
What is the purpose of simple machines?
a)
make work easier
b)
make a job more complex/difficult
c)
give workers more tools to use
d)
make a job require no force
8.
Which of Newton's laws states that "For every action, there is an equal and opposite reaction?"
a)
Newton's First Law of Motion
b)
Newton's Second Law of Motion
c)
Newton's Third Law of Motion
9.
Which law states, "An object in motion stays in motion, and an object at rest stays at rest, unless acted upon by an unbalanced force?"
a)
Newton's First Law of Motion
b)
Newton's Second Law of Motion
c)
Newton's Third Law of Motion
10.
The bigger an object is, the more mass it has. An object of greater mass will accelerate faster and therefore have a greater force. Which law is this referring to?
a)
Newton's First Law of Motion
b)
Newton's Second Law of Motion
c)
Newton's Third Law of Motion
11.
Which of the following is an example of work begin done?
a)
holding a heavy box
b)
pushing on a locked door (and the door not moving)
c)
lifting a baby
d)
standing still
12.
The bike you are riding hits a hole and stops quickly, but you fly forward over the handlebars, staying in motion, even though the bike stops. Which law would this be representing?
a)
Newton's First Law of Motion
b)
Newton's Second Law of Motion
c)
Newton's Third Law of Motion
13.
Two people run into each other while skating and they both fall backward in opposite directions. Which law would this be?
a)
Newton's First Law of Motion
b)
Newton's Second Law of Motion
c)
Newton's Third Law of Motion
14.
A _____________ is a push or pull and can make an object stop, speed up, slow down or change direction.
a)
gravitation
b)
work
c)
force
d)
inertia
15.
A force that occurs when two objects rub against and oppose each other.
a)
conduction
b)
friction
c)
gravity
d)
radiation
16.
A force that pulls all objects back down toward the Earth.
a)
friction
b)
movement
c)
gravity
d)
work
17.
The picture above shows a car that has equal forces acting on it in all directions. The car stays still. This is an example of
a)
gravity
b)
a balanced force
c)
an unbalanced force
d)
work
18.
Look at the image. Are the forces balanced or unbalanced?
a)
balanced
b)
unbalanced
19.
What kind of motion is made by swinging?
a)
reciprocating/back and forth
b)
rotary/circular
c)
linear/straight line
d)
oscillating/side to side
20.
What happens when an object is acted on by balanced forces?
a)
the velocity (speed) will change
b)
the object will speed up (accelerate)
c)
the objects direction of motion will change
d)
the objects motion will not change
21.
When using an inclined plane, the ______________ the board, the ___________________ the force.
a)
shorter, less
b)
longer, more
c)
longer, less
22.
Which measurement tool is pictured?
a)
balance scale
b)
spring scale
c)
graduated cylinder
d)
thermometer
23.
What measurement does a spring scale make?
a)
weight/pull of gravity
b)
mass/amount of matter in an object
c)
temperature/heat
d)
volume/space an object takes up
24.
What is the first step of the scientific method?
a)
conduct the procedure
b)
draw a conclusion
c)
write a hypothesis
d)
ask a testable question
25.
Which type of surface requires more frictional force to pull across?
a)
sand paper
b)
glove
c)
rubber strip
d)
turf rubber
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