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WorksheetsENERGY and EM Spectrum
Total questions: 30
Worksheet time: 25mins
Name
Class
Date
1.
Coal is used in power plants as one of our main sources of electrical energy. Coal is considered to have which type of energy?
a)
Thermal
b)
Chemical
c)
Solar
d)
Nuclear
2.
What type of energy does a hydroelectric dam use? (Energy from moving water)
a)
chemical
b)
thermal
c)
electrical
d)
mechanical
3.
A nuclear reaction in which the nucleus of an atom splits into smaller nuclei is called ____________.
a)
nuclear fission
b)
nuclear fusion
c)
electromagnetic induction
d)
solar flaring
4.
A boulder sitting on a cliff is considered to have _______________ energy.
a)
kinetic
b)
potential
c)
nuclear
d)
chemical
5.
Which of the following is NOT a renewable energy source?
a)
Solar
b)
Nuclear
c)
Wind
d)
Hydroelectric
6.
Which of the following shows the correct energy chain for a solar cell?
a)
electrical -> thermal
b)
radiant -> electrical
c)
chemical -> electrical
d)
thermal -> chemical
7.
Which of the following materials is a good conductor of electricity?
a)
wool
b)
glass
c)
iron
d)
cotton
8.
Which of the following is considered a disadvantage of using nuclear energy?
a)
Nuclear power plants produce large amounts of air pollution.
b)
Nuclear waste is radioactive and difficult to dispose of.
c)
Nuclear power plants do not produce very much energy.
d)
We do not know how to build safe nuclear power plants.
9.
Which of the following examples demonstrates energy being transformed from electrical to mechanical?
a)
A wind turbine
b)
A blender
c)
A solar panel
d)
A bicycle
10.
Which of the following is NOT considered a fossil fuel?
a)
Coal
b)
Uranium
c)
Natural Gas
d)
Oil
11.
A nuclear reaction in which two or more nuclei come close to one another and collide to form a new nucleus is called _____________________. (This takes place on the sun)
a)
Nuclear fission
b)
Nuclear fusion
c)
Electro-magnetism
d)
A Sonic boom
12.
Look at the diagram. At which point does the ball have the maximum potential energy?
a)
A
b)
B
c)
C
d)
D
13.
Which kind of energy does a battery have?
a)
electrical
b)
mechanical
c)
chemical
d)
heat
14.
Of the choices below, which energy source produces the most pollution?
a)
wind
b)
Fossil Fuels
c)
Hydroelectric
d)
Solar
15.
Kinetic energy ___ as an object's speed increases.
a)
increases
b)
decreases
c)
stays the same
d)
is destroyed
16.
Energy is defined as the ability to cause
a)
heat
b)
change
c)
electricity
d)
chemicals to glow
17.
"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
18.
What is an example of Nuclear energy?
a)
light energy
b)
splitting nuclei
c)
burning logs
d)
plucking a guitar string
19.
Potential energy is energy that is...
a)
stored
b)
already used
c)
being used currently
d)
never going to be used
20.
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
21.
Which coconut has the greatest gravitational potential energy?
a)
Position 1
b)
Position 2
c)
Position 3
d)
None have potential energy
22.
What is the unit used to measure energy and work?
a)
Joule
b)
Watt
c)
Newton
d)
Pascal
23.
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
24.
What form of nuclear energy results from splitting the nucleus of an atom?
a)
Fusion
b)
Fiction
c)
Fission
d)
Atomic
25.
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
26.
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
27.
Which type of electromagnetic radiation has the shortest wavelength?
a)
Radio Waves
b)
Visible Light
c)
Microwaves
d)
Gamma Rays
28.
Which type of visible light has the highest energy?
a)
Red
b)
Yellow
c)
Green
d)
Violet
29.
_____ have the longest wavelengths and lowest frequencies of all electromagnetic waves.
a)
microwaves
b)
radio waves
c)
gamma rays
d)
ultraviolet
30.
Which of the following electromagnetic waves is given off as heat?
a)
ultraviolet light
b)
x-rays
c)
gamma rays
d)
infrared rays
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