WorksheetsEnergy and Energy Transformations
Total questions: 46
Worksheet time: 23mins
Name
Class
Date
1.
1. What is the ability to do work or cause change?
a)
Energy
b)
Kinetic energy
c)
Potential energy
d)
Energy forms
2.
A job is done slowly, and an identical job is done quickly. Both jobs require the same amount of ___, but different amounts of _____
a)
work, energy
b)
power, work
c)
work, power
d)
force, work
3.
An electric oven does the same amount of work to cook food as a microwave. Which has more power?
a)
oven because it transfers the same amount of energy in more time
b)
microwave because it transfers the same amount of energy in less time
4.
What is the law that states that energy cannot be created or destroyed only transform form one energy to another?
a)
Law of Conservation of Energy
b)
Law of Conservation of Mass
c)
Law of Conversation of Matter
d)
Newton's Laws
5.
What is energy due to an object's motion?
a)
Energy
b)
Kinetic energy
c)
Potential energy
d)
Chemical energy
6.
What is the stored energy of an object that results from the object's position or shape?
a)
Energy
b)
Kinetic energy
c)
Potential energy
d)
Sound energy
7.
What do we call a change from one form of energy to another?
a)
Energy change
b)
Energy transformation
c)
Energy conversion
d)
Energy creation
8.
The sun uses this form of energy to make light and thermal energy (heat)
a)
electrical
b)
nuclear
c)
sound
d)
chemical
9.
What form of nuclear energy results from splitting the nucleus of an atom?
a)
Fusion
b)
Fiction
c)
Fission
d)
Atomic
10.
What form of nuclear energy is formed when the nuclei of atoms join together?
a)
Fusion
b)
Fiction
c)
Fission
d)
Atomic
11.
coal, natural gas, petroleum (oil), food, and medicine have what in common?
a)
they all represent nuclear energy
b)
they all represent mechanical energy
c)
they all represent electromagnetic energy
d)
they all represent chemical energy
12.
Nuclear power plants use the process of nuclear fission to produce what form of energy?
a)
Chemical
b)
Electrical
c)
Thermal
d)
Mechanical
13.
Electrical Energy is:
a)
energy caused by the vibrations of an object
b)
energy caused by changes in the nucleus of an atom
c)
energy of moving electrons
d)
energy caused by heat
14.
Three horses with the same mass are running in a race, which horse has the most kinetic energy?
a)
Horse running at 40mph
b)
Horse running at 41mph
c)
Horse running at 42mph
15.
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)
Both the potential energy and kinetic energy increase
16.
When a pendulum swings, at which point is potential energy at its greatest
a)
1
b)
2
c)
3
d)
4
17.
When a pendulum swings, at which point is kinetic energy highest:
a)
1
b)
2
c)
3
d)
4
18.
Heat energy is also called
a)
electrical energy
b)
chemical energy
c)
light energy
d)
thermal energy
19.
The energy caused by an object's vibrations
a)
chemical
b)
light
c)
sound
20.
Which of the following is the best example of kinetic energy?
a)
A stretched back rubber band
b)
A battery
c)
A rabbit hopping around in a field
d)
A projector suspended 10 feet in the air
21.
Mrs. Bihm trips and falls. Halfway through her fall she has...
a)
KE
b)
PE
c)
KE & PE
d)
Neither KE or PE
22.
Which of the following objects has the most kinetic energy?
a)
A 20 kg toddler running at 30 m/s
b)
A 50 kg toddler running at 30 m/s
c)
A 90 kg toddler running at 30 m/s
d)
A 100 kg toddler running at 30 m/s
23.
At which point is potential energy the greatest?
a)
W
b)
X
c)
Y
d)
Z
24.
While a boulder is on the top of a hill it has what type of energy?
a)
Mechanical
b)
Kinetic
c)
Potential
d)
Reactive
25.
Which is an example of potential energy?
a)
an airplane flying
b)
a thrown ball
c)
a rock at the top of a hill
d)
a rock rolling down a hill
26.
What is an example of kinetic energy?
a)
a bear in hibernation
b)
an apple tree
c)
a rock at the top of a hill
d)
a moving car
27.
What is the unit used to measure energy and work?
a)
Joule
b)
Watt
c)
Newton
d)
Pascal
28.
What kind of energy is contained in a coiled spring?
a)
chemical
b)
kinetic
c)
elastic
d)
light
29.
Friction causes energy to be transformed from KE to what?
a)
PGE
b)
chemical
c)
thermal
d)
elastic
30.
Green plants take light energy from the sun and transform it into ______ energy
a)
thermal
b)
kinetic
c)
radiant
d)
chemical
31.
Which coconut has the greatest gravitational potential energy?
a)
Position 1
b)
Position 2
c)
Position 3
d)
None have potential energy
32.
At what position does the cyclist have the least gravitational potential energy?
a)
A
b)
B
c)
C
d)
D
33.
What is happening at B?
a)
Lowest kinetic energy, highest potential energy
b)
Highest kinetic energy, lowest potential energy
34.
Which picture shows chemical energy?
a)
A
b)
B
c)
C
d)
D
35.
At what position does the rock have the greatest kinetic energy?
a)
A
b)
B
c)
D
d)
E
36.
If both of these balls are traveling down a bowling lane at the SAME speed, which one would would have more kinetic energy?
Ball A = 500kg B = 100kg
Ball A = 500kg B = 100kg
a)
A
b)
B
37.
When a rubber band is stretched, it is demonstrating which type of potential energy?
a)
kinetic
b)
elastic potential
c)
gravitational potential
d)
mechanical
38.
What is happening between points
A and B ?
A and B ?
a)
Kinetic energy transformed into potential energy
b)
Potential energy transformed into kinetic energy
39.
All of the following are types of energy from the sun except -
a)
Radiant
b)
Electromagnetic
c)
Solar
d)
Sound
40.
Lightning during a thunderstorm is an example of what form of energy?
a)
Radiant
b)
Electromagnetic
c)
Magnetic
d)
Electrical
41.
A family is mountain climbing. Who has the most potential energy?
a)
The climber at 100m
b)
The climber at 150m
c)
The climber at 200m
d)
The climber at 250m
42.
A family is mountain climbing and they are picnicing on a cliff, who has the most potential energy?
a)
the child with a mass of 50kg
b)
the child with a mass of 150kg
c)
mother with a mass of 225kg
d)
father with a mass of 300kg
43.
Which energy transformation takes place when roller skating?
a)
thermal to chemical
b)
chemical to mechanical to thermal
c)
nuclear to mechanical to chemical
d)
electromagnetic to thermal
44.
Which energy transformation is taking place when baking bread in an electric oven?
a)
thermal to chemical to mechanical
b)
electromagnetic to chemical to mechanical
c)
chemical to electrical to thermal
d)
mechanical to electrical to thermal
45.
gamma rays, x-rays, microwaves, radio waves, rainbows, and visible light all have what in common?
a)
they are examples of chemical energy
b)
they are examples of electrical energy
c)
they are examples of electromagnetic energy
d)
they are examples of mechanical energy
46.
Which energy transformation is taking place in a flashlight?
a)
chemical > nuclear > mechanical
b)
mechanical > chemical > electrical > electromagnetic
c)
electromagnetic > mechanical > thermal > chemical
d)
nuclear > thermal > electromagnetic > chemical
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