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Which of the following is NOT an insulator?
circuit breaker
resistance
load
water
Alternating current
The brightness would not change
potential difference
a battery
A device that is made of several cells and produces an electric current by converting chemical energy into electrical energy is called?
circuit breaker
resistance
load
water
Alternating current
The brightness would not change
potential difference
a battery
There are 4 light bulbs in a parallel circuit, you add 5 more what will happen to the brightness?
circuit breaker
resistance
load
water
Alternating current
The brightness would not change
potential difference
a battery
A device used to protect buildings from electrical fires is a(n)
circuit breaker
resistance
load
water
Alternating current
The brightness would not change
potential difference
a battery
A device that uses electrical energy to do work is called a...?
circuit breaker
resistance
load
water
Alternating current
The brightness would not change
potential difference
a battery
_____is used in homes because it is more practical for transferring electrical energy.
circuit breaker
resistance
load
water
Alternating current
The brightness would not change
potential difference
a battery
Opposition to the flow of electric charge is called?
circuit breaker
resistance
load
water
Alternating current
The brightness would not change
potential difference
a battery
A difference in charge between two electrodes in a cell causes a_____between the electrodes.
circuit breaker
resistance
load
water
Alternating current
The brightness would not change
potential difference
a battery
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