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WorksheetsEnergy Efficiency & Energy Resources
Total questions: 40
Worksheet time: 24mins
Name
Class
Date
1.
Solar photovoltaic panels on homes and other building areas create ?
a)
Heat energy
b)
Polaroids
c)
Electrical energy
2.
The law of conservation of energy states that when one form of energy is converted into another,
a)
energy is destroyed in the process
b)
no energy is destroyed in the process
c)
energy is created in the process
d)
some amount of energy cannot be accounted for
3.
Heat energy is also called ______ energy.
a)
chemical
b)
electrical
c)
mechanical
d)
thermal
4.
The process of energy changing from one form into another
a)
efficency
b)
law of conservation of energy
c)
energy transformation
d)
thermal energy
5.
A material that reduces or prevents the transfer of energy.
a)
conductor
b)
conduction
c)
radiation
d)
insulator
6.
A material that transfers energy easily.
a)
insulator
b)
heat
c)
conduction
d)
conductor
7.
What energy source has recently become the main one in the US?
a)
Fossil Fuels
b)
Biomass
c)
Geothermal Energy
d)
Hydroelectric Power
8.
To increase the EFFICIENCY of energy use, we could...
a)
Turn off lights when not in use
b)
Keep the car running as you go into the store
c)
Water the plants in a drought
9.
Another way to save energy is to...
a)
Conserve it
b)
Waste it
c)
Use it
10.
Wind and water are becoming more used energy sources
a)
False
b)
True
11.
Nonrenewable resources are what we should use as energy.
a)
True
b)
False
12.
Efficiency is...
a)
The percentage of energy that is actually used to do work
b)
The stuff in the walls that keeps energy in
13.
What is energy conservation?
a)
Adding up all your energy use
b)
Reducing energy use
14.
Leaving lights on in vacant rooms, washing clothes in hot water, and driving alone are examples of what?
a)
low energy efficiency
b)
moderate energy efficiency
c)
high energy efficiency
15.
Hydroelectric dams and tidal power both use what to turn turbines?
a)
water pumped uphill
b)
flowing water
c)
electricity to split water
d)
steam
16.
Carpooling, weather stripping, and turning off lights are examples of what?
a)
cogeneration
b)
efficiency
c)
conservation
17.
Constantly forming energy sources that are still in the research and development stage are classified as ______.
a)
nonrenewable
b)
renewable
c)
alternative
d)
funkadelic
18.
This energy comes from heat, such as geysers, beneath earth’s surface.
a)
Biomass
b)
Geothermal
c)
Solar
d)
Oil
19.
Sailboats, kites and mills use this kind of energy.
a)
Propane
b)
Nuclear
c)
Wind
d)
Oil
20.
Earth’s nearest star (our Sun) radiates this type of energy.
a)
Solar
b)
Coal
c)
Propane
d)
Oil
21.
This energy comes from splitting Uranium atoms.
a)
Nuclear
b)
Petroleum
c)
Natural Gas
d)
Wind
22.
These power plants are located at large rivers, dams, and waterfalls.
a)
Wind
b)
Biomass
c)
Hydroelectric
d)
Propane
23.
This energy sources is used in many homes to heat stoves and water heaters.
a)
Geothermal
b)
Solar
c)
Natural Gas
d)
Wind
24.
Wood, crops, garbage and other biotic material all belong in this category of energy sources.
a)
Wind
b)
Nuclear
c)
Biomass
d)
Hydroelectric
25.
This energy source is used to make gasoline and many plastic products are produced from it.
a)
Petroleum
b)
Coal
c)
Propane
d)
Natural Gas
26.
This fossil fuel is a sedimentary rock that is collected from underground and surface mines.
a)
propane
b)
oil
c)
natural gas
d)
coal
27.
Which of the following energy transformations occur when a lamp that is plugged into a wall socket is functioning correctly?
a)
Chemical to light
b)
Electrical to chemical
c)
Electrical to light
d)
Chemical to electrical
28.
Which of the following shows an energy transformation from chemical energy to electrical to light energy?
a)
A bolt of lightning lights the night sky.
b)
A candle glows brightly in the dark.
c)
A fire in a fireplace lights up a room.
d)
A battery causes a flashlight to shine.
29.
Electrical Energy is transferred to _____ Energy.
a)
Thermal
b)
Solar
c)
Electrical
d)
None
30.
Which energy transformation occurs in a toaster?
a)
chemical to electric
b)
electric to thermal
c)
kinetic to chemical
d)
thermal to potential
31.
Energy transformations occur when...
a)
energy is created through conduction
b)
energy changes from one form to another
c)
two forces slide together that are touching
d)
a chemical reaction takes place
32.
When you eat pizza, Chemical Energy is transferred to _____ Energy.
a)
Solar
b)
Electrical
c)
Mechanical
d)
Chemical
33.
What best describes the energy conversion that occurs when you turn on a hair dryer?
a)
electric to kinetic to thermal and sound
b)
chemical to thermal to light and sound
c)
nuclear to electrical to thermal and sound
d)
kinetic to light to thermal and sound
34.
What best describes the energy conversion that takes place in a microwave oven?
a)
electrical to light to thermal
b)
chemical to thermal to light
c)
electrical to thermal to sound
d)
nuclear to thermal to chemical
35.
Which of the following energy transfers occurs when food is digested?
a)
chemical to mechanical
b)
radiant to nuclear
c)
mechanical to potential
d)
thermal to chemical
36.
In energy transformations, "wasted energy" usually takes what form?
a)
heat
b)
chemical energy
c)
light
d)
sound waves
37.
What is the definition of CONDUCTION?
a)
When heat is transferred from objects like rays of light or electromagnetically.
b)
a hot liquid or air that expands, becomes less dense, and rises or becomes more dense, and sinks.
c)
When heat transfers from objects that are touching.
d)
When heat transfers through the heater or AC in your house.
38.
What is the definition of CONVECTION
a)
When heat transfers through waves.
b)
When heat transfers from objects that are touching.
c)
a hot liquid or air that expands, becomes less dense, and rises or becomes more dense, and sinks.
d)
Heat traveling from the sun
39.
A group of friends gather around a fire to stay warm.
a)
conduction
b)
convection
c)
radiation
40.
The cause of weather systems on earth is
a)
conduction
b)
convection
c)
radiation
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