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11 questions
Which of the following could be used to complete a circuit?
Cloth
Cardboard
Rubber Band
Penny
Why do electricians always wrap wires in plastic?
Plastic comes in many different colors
Plastic is a good electrical conductor
Plastic makes the wires easy to bend
Plastic is a good electrical insulator
The student conducted an experiment with circuits. Why was the bulb bright when he closed the switch?
The switch produced an electric current
Closing the switch broke the circuit
Closing the switch completed the circuit
The switch did not make a difference
The student arrived home and turned on a light switch, so she could see how to get to her bedroom. The switch allowed electricity to flow and was transformed into-
Light energy
mechanical energy
superior energy
radiant energy
Cell is a device which-
Converts chemical energy into electrical energy.
Electrical energy into light energy
Electrical energy into magnetic energy
None of these
Would the bulb glow in the given circuit?
Yes
No
A bulb has-
Two terminals and one filament
Two terminals and two filaments
Multiple terminals and single filament
Single terminal and Single filament
The base of an electric cell is its-
Positive terminal
Negative terminal
Positive and negative
None of these
Which of these cells does not convert chemical energy to electrical energy?
SOLAR CELL
DRY CELL
Button cell
PRIMARY CELLS
Which does not belong in a closed circuit?
Dry cell
Connecting wires
Switch
Plastic rope
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