1. What supplies energy in an electric circuit?
A. a conductor
B. a wire
C. light bulb
D. a battery
2. Which material is a conductor?
A.plastic
B. glass
C. Copper D. Screw
3. Which item is a resistor in Circuit B?
Alight bulb
B. battery C. wire
D. screws
4. Why did the person who made Circuit A probably connect the wire to a coin?
A. They needed to use a coin to make the bulb light
B.They were testing to see if the coin conducts electricity
C.They used the coin to supply extra power
D. The coin will prevent sparkles.
5. Which of these could be used as a resistor in a circuit?
A.a pencil
B. a gas engine C. a rubber eraser D, an electric motor
[tex]nonsense \: will \: be \: reported[/tex]
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