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- 1. Multiple Choice
How can it be explained that someone's hair can stick to a balloon?
There is static electricity.
There is too much dust in the air.
The person needs to wash his hair.
- 2. Multiple Choice
Opposite charges _______________.
attract
repel
nothing changes
- 3. Multiple Choice
Like charges _______________.
attract
repel
nothing changes
- 4. Multiple Choice
The flow of electric charge in a circuit is called _______.
Heat
Sound
Electric Current
Magnetic
- 5. Multiple Choice
Identify the part of the circuit that is labeled 1.
battery
wire
switch
bulb
- 6. Multiple Choice
Identify the part of a circuit that is labeled 2.
battery
wire
switch
bulb
- 7. Multiple Choice
Identify the part of a circuit that is labeled 3.
battery
wire
switch
bulb
- 8. Multiple Choice
What supplies the energy or power in an electric circuit?
light bulb
wire
battery
- 9. Multiple Choice
If the light is on, the circuit is _________________.
closed
open
- 10. Multiple Choice
If the light is off, the circuit is ______________.
closed
open
- 11. Multiple ChoiceA/an _________________ is an object that will allow electricity to flow through it.insulatorconductor
- 12. Multiple ChoiceA/an _________________ is a material that will not allow electricity to flow through it.insulatorconductor
- 13. Multiple ChoiceIdentify the insulator below.aluminum foilpapercliprubber eraser
- 14. Multiple Choice
Identify the conductor below.
cloth
plastic
metal
- 15. Multiple Choice
What would best complete this circuit?
A wire
A switch
A battery
A light bulb
- 16. Multiple Choice
What object would best complete this circuit?
A battery
a conductor
an insulator
- 17. Multiple Choice
How could you make this circuit work?
Close the switch
Take out the bulbs
Add another battery
Add another bulb
- 18. Multiple ChoiceThe circuit lights the light bulb. What is the purpose of the switch in the circuit?to push the electric currentto open and close the circuitto insulate the circuitto make the electricity
- 19. Multiple ChoiceWhy are metals useful for making electrical wire?Metals do not bend.Metals hold much heat.Metals are insulators.Metals are conductors.
- 20. Multiple Choice
Mahra finds that all of the electric cords in her school are covered with plastic. Why is it important to cover the electric cords with plastic?
Plastic is an insulator.
Plastic is a conductor.
Plastic is strong.
Plastic will melt.
- Answer choicesTagsAnswer choicesTags