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WorksheetsSimple Machines - Carver 2016
Total questions: 50
Worksheet time: 9hrs 20mins
Name
Class
Date
1.
When we use force to move an object, that is called ________________.
a)
energy
b)
work
c)
force
d)
strength
2.
What is a simple machine?
a)
a device that has only one working motor
b)
a device that makes work easier
c)
a device that makes more work for a job
d)
device that is made up of two or more machines
3.
A simple machine helps people do the same work with less effort. This concept is called what?
a)
friction
b)
energy
c)
mechanical advantage
d)
efficiency
4.
What simple machine has a flat sloping surface that connects a lower spot to a higher spot?
a)
wedge
b)
screw
c)
lever
d)
inclined plane
5.
Two inclined planes placed back to back forms this simple machine
a)
pulley
b)
wedge
c)
lever
d)
wheel and axle
6.
An inclined plane wrapped around a cylinder forms this simple machine
a)
lever
b)
pulley
c)
screw
d)
wedge
7.
A simple machine that has a rigid bar that pivots on a fixed point
a)
lever
b)
pulley
c)
wheel and axle
d)
screw
8.
What is the center point that a lever balances on called?
a)
load
b)
effort
c)
see saw
d)
fulcrum
9.
This simple machine has a wheel with a groove around the outside where a rope, is connected. It lifts objects upwards by pulling downwards.
a)
pulley
b)
wheel and axle
c)
inclined plane
d)
lever
10.
An axe is an example of a
a)
pulley
b)
inclined plane
c)
screw
d)
wedge
11.
A seesaw is an example of a
a)
wedge
b)
lever
c)
inclined plane
d)
pulley
12.
The simple machine used to raise a flag up a flag pole is an example of a
a)
wheel and axle
b)
lever
c)
inclined plane
d)
pulley
13.
A door knob is an example of a
a)
wheel and axle
b)
wedge
c)
pulley
d)
inclined plane
14.
What is gravity?
a)
A mythical creature that only comes out at night.
b)
A force that pushes all objects up
off the Earth.
off the Earth.
c)
A force that pulls all objects down to the earth.
d)
The energy needed to make an object move.
15.
Name this simple machine.
a)
Lever
b)
Wedge
c)
Pulley
d)
Inclined Plane
16.
Name this simple machine.
a)
Pulley
b)
Wheel and Axle
c)
Inclined Plane
d)
Lever
17.
Name this simple machine.
a)
Wheel and Axle
b)
Lever
c)
Pulley
d)
Wedge
18.
Name this simple machine.
a)
Wheel and Axle
b)
Lever
c)
Pulley
d)
Wedge
19.
Name this simple machine.
a)
Inclined Plane
b)
Lever
c)
Pulley
d)
Wedge
20.
Name this simple machine.
a)
Screw
b)
Lever
c)
Pulley
d)
Wedge
21.
Which choice is an example of a pulley?
a)
Axe
b)
Seesaw
c)
Crane
d)
Tunnel
22.
Which choice is an example of a wedge?
a)
Axe
b)
Seesaw
c)
Crane
d)
Tunnel
23.
Which choice is an example of a screw?
a)
Axe
b)
Seesaw
c)
The base of a light bulb
d)
Tunnel
24.
Which choice is an example of a wheel and axle?
a)
Axe
b)
Seesaw
c)
Bottle Cap
d)
Ferris Wheel
25.
Which choice is an example of an inclined plane?
a)
A ramp
b)
door handle
c)
Bottle Cap
d)
Ferris Wheel
26.
Using a force to make an object move is the definition of ___________________.
a)
Friction
b)
Work
c)
Acceleration
d)
Energy
27.
How does the friction of an object moving on an ice rink compare to the friction of an object moving on a grass field?
a)
The ice makes more friction than the grass.
b)
The ice makes less friction than the grass.
c)
The friction would be the same on both the ice rink and the grass field.
d)
It depends on the length of the rink and the field.
28.
What type of simple machine is found on the cap of a pickle jar?
a)
lever
b)
inclined plane
c)
pulley
d)
screw
29.
Which of these is an example of a wedge?
a)
skateboard
b)
broom
c)
stairs
d)
knife
30.
Flagpole
a)
wedge
b)
pulley
c)
incline plane
d)
wheel and axle
31.
Stairs
a)
wedge
b)
pulley
c)
inclined plane
d)
wheel and axle
32.
The bottom part of a lightbulb
a)
wedge
b)
pulley
c)
incline plane
d)
screw
33.
Would it be easier to move a box of the same weight up a ramp that was long or short?
a)
long
b)
short
c)
It doesn't matter
d)
It depends on the object
34.
What is the purpose of using a simple machine?
a)
To reduce the amount of work needed to do work
b)
To reduce the amount of force needed to do work
c)
To affect the friction between an object and a surface.
d)
increases the amount of force needed to move an object.
35.
What is the name of the simple machine that uses a sloping surface to move an object from one place to another?
a)
screw
b)
wheel and axle
c)
inclined plane
d)
pulley
36.
What can you do with an inclined plane to help reduce the amount of force required to move an object?
a)
make the inclined plane longer
b)
make the inclined plane higher
c)
make the inclined plane shorter
d)
add sand paper to the inclined plane
37.
What is the name of this simple machine?
a)
wedge
b)
lever
c)
incline plane
d)
wheel and axle
38.
What is the name of this simple machine that is helping split the wood in half?
a)
wedge
b)
lever
c)
incline plane
d)
wheel and axle
39.
When using a lever, how do you make it easier to lift the load?
a)
move the fulcrum away from the load
b)
move the fulcrum closer to the load
c)
place the fulcrum in the middle
d)
change the color of the lever
40.
Screws and wedges are made up of what other type of simple machine?
a)
pulley
b)
inclined plane
c)
levers
d)
gears
41.
What kind of simple machine is hidden in a door handle?
a)
wheel and axle
b)
gear
c)
pulley
d)
inclined plane
42.
What kind of simple machine is hanging from this crane?
a)
Wheel and Axle
b)
Lever
c)
Pulley
d)
Wedge
43.
What is a Simple Machine?
a)
A body suspended from a fixed point.
b)
A basic tool that is used to make work easier.
c)
Any push or pull.
d)
A force acting on an object.
44.
Which of the following is the best example of work (scientifically speaking) being done?
a)
doing homework
b)
lifting a box
c)
pushing a box that is too heavy to move
d)
holding a box
45.
A force is a _____ or _______
a)
simple complex
b)
push pull
c)
up down
d)
in out
46.
In which of these cases is work being done?
a)
A student sleeps
b)
A student pushes a locked door that does not move
c)
a student carries his chair into another room
d)
A student sits on the carpet
47.
Which type of surface would have less friction?
a)
gravel
b)
smooth wooden floor
c)
thick carpet
d)
grass
48.
How does a movable pulley make lifting objects easier?
a)
The amount of force needed is doubled
b)
the amount of force needed is increased
c)
the amount of force needed is reduced
d)
the amount of force needed stays the same
49.
Where should the fulcrum be placed in order for the student to use the least amount of effort possible?
a)
point A - closest to the load
b)
point B - middlish, closer to the load
c)
point C - middlish, closer to the effort
d)
point D - closest to the effort
50.
What is it called when an object and a surface rub together and slow an object down?
a)
Work
b)
Force
c)
Friction
d)
mechanical advantage
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