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Study Quiz 6.3
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1

Electricity travels best at very high voltages, so the voltage in transmission lines may be as much as 4000 times higher than the voltage in a household circuit. What device is used to cause the voltage to drop as it travels into a home?
A)a transformer
B)a transmission
C)a transporter
D)a transfusion
2

What device that is part of a service panel can help prevent house fires?
A)a switch
B)a fuse or circuit breaker
C)a transformer
D)a converter
3

How does a fuse or circuit breaker prevent a house fire?
A)It closes the circuits within the house.
B)It keeps electric wires cool.
C)It opens any circuit that becomes too hot.
D)It triggers an alarm.
4

What do we call death caused by a strong electric current passing through a living organism?
A)electomagnetism
B)electrocution
C)open circuit death
D)electrolysis
5

Exposed wires and damaged electric cords are ____.
A)electric hazards
B)electric breakers
C)household circuits
D)negative circuits
6

What hazard is involved in plugging too many devices into one outlet?
A)It can cause a power failure.
B)It can cause the circuit to become overloaded.
C)It looks untidy.
D)It costs too much to use.
7

What device does the electric company rely on to calculate the cost of electricity for a building?
A)a transformer
B)a fuse
C)a circuit breaker
D)an electric meter
8

The amount of energy we use is called ____.
A)energy efficiency
B)energy conservation
C)energy consumption
D)energy distribution
9

Using less energy or electricity to accomplish a task is called ____.
A)energy efficiency
B)energy conservation
C)energy consumption
D)energy distribution
10

Doing without certain things in order to save electricity is an example of ____.
A)energy efficiency
B)energy conservation
C)energy consumption
D)energy distribution





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