North Carolina Science Grade 6

Chapter 17: Energy and Energy Resources

Energy

1.
Which of the following is an example of electrical energy?
A)lightning
B)burning wax producing a flame
C)the Sun warming a windowsill
D)your body utilizing food to maintain your internal temperature
2.
What two factors determine how much potential energy an object has?
A)speed and surface area
B)speed and position
C)speed and mass
D)mass and position
3.
What two factors determine how much kinetic energy an object has?
A)speed and position
B)position and mass
C)speed and surface area
D)speed and mass
4.
Which of the following sources of energy is considered an alternative resource?
A)nuclear
B)geothermal
C)petroleum
D)fossil fuels
5.
Which of the following is used to produce the greatest amount of electrical energy in the United States?
A)wind power
B)hydroelectric power
C)coal
D)nuclear power
6.
Which of the following types of energy is NOT useful to the human body?
A)electrical
B)chemical
C)kinetic
D)thermal
7.
Hydropower utilizes __________ to generate electricity.
A)nuclear reactions
B)fossil fuels
C)water
D)hydrogen
8.
__________ energy is the type of energy light has.
A)Radiant
B)Electrical
C)Potential
D)Thermal
9.
__________ is a form of energy an object has if it is moving.
A)Entropy
B)Thermal energy
C)Kinetic energy
D)Potential energy
10.
Gasoline is an energy source that is refined from __________.
A)oil
B)radioactive isotopes
C)geothermal energy
D)runoff
11.
Which of the following is powered by nuclear energy?
A)trains
B)submarines
C)automobiles
D)aircraft
12.
All power plants use fuel to supply energy that turns __________.
A)windmills
B)generators
C)treadmills
D)drive shafts
13.
A __________ is a device that transforms kinetic energy into electrical energy.
A)furnace
B)boiler
C)generator
D)turbine
14.
Which of the following objects has potential energy?
A)a ball rolling across the floor
B)a bowling ball knocking over a pin
C)a glass sitting on a table
D)a bicycle coasting down a hill
15.
What is the reason that solar energy is not a primary source of energy for generating electricity?
A)It generates toxic waste products.
B)It is a nonrenewable resource.
C)It is too expensive.
D)The necessary technology has not yet been developed.
16.
Which of the following would enable a car to get 200 million miles per pound of fuel?
A)uranium
B)oil
C)fossil fuel
D)petroleum
17.
During energy transformations, energy is never __________.
A)released as heat
B)created or destroyed
C)used to increase an object's potential energy
D)completely transformed
18.
Which of the following objects has kinetic energy?
A)a sunny windowsill
B)a ball rolling across the floor
C)a bicycle parked at the top of a hill
D)leaves lying on the ground beneath a tree
19.
An energy source that will eventually run out is called a(n) __________ resource.
A)conserved
B)endangered
C)non-renewable
D)renewable
20.
Which of the following is a disadvantage to using nuclear power as an energy source?
A)produces dangerous waste
B)generates only small amounts of energy
C)creates air pollution during fission
D)supply is limited
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