WorksheetsChapter 11 lesson 3
Total questions: 36
Worksheet time: 27mins
Name
Class
Date
1.
Energy: Vibration of waves through material
a)
chemical
b)
nuclear
c)
sound
d)
gravitational
2.
Stored energy to do work
a)
kinetic
b)
potential
3.
A moving car.
a)
Potential
b)
Kinetic
4.
A dry cell of a battery.
a)
Potential
b)
Kinetic
5.
As a pendulum swings from its highest to lowest position, what happens to its kinetic and potential energy?
a)
Both the potential energy and kinetic energy decrease
b)
The potential energy decreases while the kinetic energy increases
c)
The kinetic energy decreases while the potential energy increases
d)
Bothe the potential energy and kinetic energy increase
6.
"Energy can be transformed from one form into another or transformed from one region or another, but energy cannot be created or destroyed."
Which law is this?
Which law is this?
a)
Law of Conservation of Mass
b)
Newton's Second Law
c)
Law of Conservation of Energy
d)
Newton's Third Law
7.
Kinetic energy is energy due to...
a)
interactions between objects or particles
b)
motion
c)
elasticity
d)
mass
8.
Potential energy is energy due to..
a)
mass
b)
motion
c)
interactions between objects or particles
d)
work
9.
What is energy?
a)
the ability to do work
b)
the ability to resist change
c)
the ability to lack change
d)
the ability to
10.
What is friction?
a)
a force that resists the sliding of two surfaces
b)
a force that lubricates the sliding of two surfaces
c)
a force that allows two surfaces to slide that are not touching each other
d)
a forces that transforms the sliding of two surfaces to make it easier.
11.
Can energy be created or destroyed?
a)
Yes
b)
No
12.
This makes it harder to move objects along a surface
a)
kinetic energy
b)
work
c)
friction
d)
elasticity
13.
What energy is given off when a cell phone rings?
a)
Sound Energy
b)
Gravitational Energy
c)
Thermal Energy
d)
Nuclear Energy
14.
Work is a measurement of how much force is applied over a certain
a)
distance
b)
velocity
c)
shape
d)
size
15.
Friction causes energy to be transformed from kinetic energy to what?
a)
GPE
b)
chemical
c)
thermal or heat
d)
elastic
16.
It takes 20 N of force to move a box a distance of 10 m. How much work is done on the box ?
a)
200 J
b)
20.0J
c)
2 J
d)
200 N
17.
In which of the following situations do your arms do work on books?
a)
holding a heavy stack of books while standing
b)
carrying a heavy stack of books
c)
dropping a stack of books onto a table
d)
picking up a pile of books from the floor
18.
The unit or label for work is
a)
netwons
b)
joules
c)
meters
d)
seconds
19.
Ms. McDonald holds a desk perfectly still above her head. If she holds the desk at a height of 0.5 meters above her head, and applis 68 Newtons of force to do so, how much work has she done?
a)
34 Joules
b)
0 Joules
c)
68 Joules
d)
340 Joules
20.
Work done = Force x blank?
a)
a. distance
b)
b. acceleration
c)
c. velocity
d)
d. speed
21.
What is the scientific definition of work?
a)
Thinking hard about something.
b)
Using force to move an object.
c)
Singing work, work, work...
d)
Sitting in Mrs. Moreno's class
22.
True or False: As a man pushes a refrigerator up a ramp, work is done.
a)
True
b)
False
23.
True or false
You do work only when you exert a force on an object and move it
You do work only when you exert a force on an object and move it
a)
true
b)
false
24.
units of force are
a)
netwons
b)
grams
c)
joules
d)
meters
25.
If a boulder is lifted by a forklift a distance of 10 meters with a force of 30 Newtons. How much work is being done?
a)
.333 Joules
b)
3 Joules
c)
300 Joules
d)
60 Joules
26.
If a student uses 10 Newtons of Force to push a chair 5 meters, how much is work is being done?
a)
2 Joules
b)
.5 Joules
c)
50 Joules
d)
20 Newtons
27.
Which of the following is an example of work being done?
a)
Teacher sitting in a chair
b)
Book resting on desk
c)
Keys hanging from a key chain
d)
A ball being rolled on the floor
28.
____________ is the ability to cause change.
a)
Energy
b)
Force
c)
Friction
d)
Motion
29.
The faster an object moves, the ________ kinetic energy it has.
a)
more
b)
less
c)
none of the above
d)
all of the above
30.
Gravitational potential energy depends on the ________ and ________ of the object.
a)
Height and mass
b)
Friction and movement
c)
Mass and Movement
d)
Height and Friction
31.
When you stretch a rubber band, you are storing __________ energy.
a)
kinetic
b)
potential
c)
none of the above
d)
all of the above
32.
What energy is pulling an arrow back
a)
kinetic energy
b)
potential energy
c)
energy
33.
What kind of energy is in a rock at the edge of a cliff?
a)
Potential
b)
Kinetic
34.
When a pendulum swings, at which point is potential energy at its greatest?
a)
1
b)
2
c)
3
d)
4
35.
Energy can be _____________ or changed from one type to another.
a)
destroyed
b)
transferred
c)
created
d)
ignored
36.
Susan applies a force of 150N to slide a box 2 meters across the floor. George applies a force of 200N to lift a box 1 meter off the floor. Which statement is true?
a)
Susan did more work than George
b)
George did more work than Susan
c)
They did the same amount of work
d)
They did not do any work
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