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WorksheetsEnergy
Total questions: 44
Worksheet time: 45mins
Name
Class
Date
1.
When plants convert the sun's energy into food, which type of energy is it for the plant?
a)
light
b)
chemical
c)
thermal
d)
radiant
2.
A battery converts what type of energy to another?
a)
sound to kinetic
b)
light to heat
c)
mechanical to electrical
d)
chemical to electrical
3.
Hydroelectric power plants and windmills convert what energy to another?
a)
KE to Electrical
b)
Gravitational PE to Electrical
c)
Mechanical to PE
d)
Thermal to Sound
4.
On a roller coaster, where is maximum PE?
a)
Near the bottom of a big hill
b)
When going around a corner
c)
When going upside down
d)
At the top of a big hill
5.
On a roller coaster, where is maximum KE?
a)
Near the bottom of a big hill
b)
When going around a corner
c)
When going upside down
d)
At the top of a big hill
6.
According to which law of energy, energy can't be created or destroyed?
a)
Law of Motion
b)
Law of Transfer
c)
Law of Energy
d)
Law of Conservation of Energy
7.
Which energy conversion is taking place when you put gasoline in a car?
a)
thermal -> electrical
b)
mechanical -> electrical
c)
chemical -> mechanical
d)
mechanical -> electromagnetic
8.
In an oven, electrical energy is transformed
to _____ Energy.
to _____ Energy.
a)
Thermal
b)
Chemical
c)
PE
d)
Mechanical
9.
According to the Law of Conservation of Energy, energy cannot be _________ or ____________.
a)
destroyed, destroyed
b)
created, saved
c)
created, destroyed
d)
lost, formed
10.
What is energy changing from one form to another?
a)
energy conservation
b)
energy transformation
c)
energy creation
d)
energy transfer
11.
Mechanical energy is
a)
stored energy.
b)
energy is motion.
c)
energy that has transformed.
d)
the sum of kinetic and potential energy.
12.
Gravitational PE depends on the ________ and ________ of the object.
a)
height and mass
b)
height and density
c)
height and volume
d)
height and length
13.
The roller coaster cart has the most gravitational PE at position
a)
W.
b)
X.
c)
Y.
d)
Z.
14.
The diagram below shows a hot air balloon rising. Propane gas tanks are seen at the bottom of the balloon. What energy transformations occur when propane gas is used to lift the balloon?
a)
Mechanical to thermal to chemical
b)
Chemical to mechanical to thermal
c)
Thermal to chemical to mechanical
d)
Chemical to thermal to mechanical
15.
Energy is made out of...
a)
Matter
b)
Atoms
c)
Solids, Liquids, Gases and Plasma
d)
Nothing
16.
Energy takes up space.
a)
True
b)
False
17.
Think about the Law of Conservation of Energy.
Which of the following is NOT true?
Which of the following is NOT true?
a)
Energy cannot be destroyed.
b)
Energy cannot be created.
c)
Energy cannot be transformed.
d)
Energy cannot be transferred.
18.
A cell phone battery dies. It gets plugged into an electrical outlet to recharge. Which of the following energy transformations occur during the charging?
a)
chemical to radiant
b)
electrical to thermal
c)
chemical to electrical
d)
electrical to chemical
19.
What do we call a change from one form of energy to another?
a)
Energy transfer
b)
Energy transformation
c)
Energy conservation
d)
Energy creation
20.
travels best through a solid
a)
Sound
b)
Light
21.
Travels best through space/gas.
a)
Sound
b)
Light
22.
Travels the fastest
a)
Sound
b)
Light
23.
Requires matter to travel
a)
Sound
b)
Light
24.
Does not require matter to travel
a)
Sound
b)
Light
25.
Sound
a)
travels best through cooler temperatures.
b)
travels best through warmer temperatures.
c)
travels through all temperatures at the same rate.
26.
What is energy moving from one point to another?
a)
energy conservation
b)
energy transformation
c)
energy creation
d)
energy transfer
27.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
28.
The faster an object moves, the ________ kinetic energy it has.
a)
more
b)
less
c)
none of the above
d)
same
29.
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
30.
When a pendulum swings, at which point is kinetic energy highest?
a)
1
b)
2
c)
3
d)
4
31.
When a pendulum swings, at which point is potential energy at its greatest?
a)
1
b)
2
c)
3
d)
4
32.
Energy can be _____________ or changed from one type to another.
a)
destroyed
b)
transferred
c)
created
d)
ignored
33.
What are the two factors that affect kinetic energy?
a)
time and energy
b)
power and mass
c)
mass and speed
d)
time and work
34.
What is the unit of measurement for kinetic energy
a)
Newton
b)
Joule
c)
Watt
d)
Kilogram
35.
What would have the greatest kinetic energy?
a)
A car driving down a hill.
b)
A person running down a hill.
c)
A ball rolling down a hill.
d)
leaves rolling down a hill
36.
If a person is pulling a wagon up a hill, describe what is occurring in terms of energy.
a)
Decreasing Potential energy, Increasing Kinetic energy
b)
Increasing Potential energy, Decreasing Kinetic energy
c)
Both potential and kinetic are increasing
d)
Both potential and kinetic are decreasing
37.
In all of the energy transformations shown
above, the total amount of energy __________.
above, the total amount of energy __________.
a)
disappeared when it transformed into another type
of energy.
of energy.
b)
decreased when it transformed into another type of
energy.
energy.
c)
remained the same when it transformed into
another type of energy.
another type of energy.
d)
adds up to zero energy
38.
Many people ride a bicyle for fun or exercise. Some people ride a bike to work because it helps reduce the use of fossil fuels and benefits the environment.
Which of these is NOT an example of a bicycle using mechanical energy?
Which of these is NOT an example of a bicycle using mechanical energy?
a)
The pedals, gears and chain help turn the wheels.
b)
The wheels turn when the bicycle moves.
c)
The front wheel guides the bicycle as it moves.
d)
The reflector allows the bicycle to be seen at night.
39.
Look at the picture of a ball rolling down a hill into a valley, then rolling up another hill on the other side. Which letter represents the ball with the MOST potential energy?
a)
D
b)
G
c)
A
d)
B
40.
Look at the picture of a ball rolling down a hill into a valley, then rolling up another hill on the other side. Which letter represents the ball with the MOST kinetic energy?
a)
D
b)
G
c)
A
d)
B
41.
Look at the picture of a ball rolling down a hill into a valley, then rolling up another hill on the other side. Which letter represents the ball where potential energy is being turned into kinetic energy?
a)
C
b)
G
c)
A
d)
F
42.
Look at the picture of a ball rolling down a hill into a valley, then rolling up another hill on the other side. Which letter represents the ball where kinetic energy is being turned back into potential energy?
a)
A
b)
B
c)
D
d)
E
43.
What kind of energy is represented in the picture?
a)
Thermal
b)
Chemical
c)
Sound
d)
Nuclear
44.
The difference between kinetic and potential energy is that __________.
a)
objects with potential energy are moving
b)
objects with kinetic energy are moving
c)
objects with potential energy have a lot of heat
d)
there is no difference between the two type of energy.
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