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- 1. Multiple Choice
An electrical circuit is shown in the drawing. What type of circuit is being shown?
a closed circuit
an open circuit
a complicated circuit
a spark circuit
- 2. Multiple Choice
If the middle bulb burns out in the above circuit, what will happen to bulb 1 and 3?
nothing- they will remain lit
bulb 1 will stay lit, but 3 will go out
bulb 3 will stay lit, but 1 will go out
both of the bulbs will go out
- 3. Multiple Choice
What kind of circuit is shown?
a battery circuit
a series circuit
a parallel circuit
a switch circuit
- 4. Multiple Choice
What transformation of energy will happen if the sun shines on the solar panel?
electrical energy will change to motion
light energy is changed to electrical energy
chemical energy is being changed into light energy
motion is being changed into electrical energy
- 5. Multiple Choice
A generator is .........
a device that uses magnets to change electrical energy into energy of motion
a device that uses magnets to change the energy of motion into electrical energy
a magnet that is made by passing electrical current through a coil of wire wrapped around an iron core
a safety device used in a circuit
- 6. Multiple Choice
What is the purpose of a fuse?
A fuse closes a circuit when too much current flows through. A closed circuit won't work.
A fuse connects all parts of a circuit
A fuse causes an open circuit when too much current flows through a circuit. An open circuit will no longer allow current to flow
A fuse allows bulbs to burn longer and brighter
- 7. Multiple Choice
Which part of the food battery is the electrolyte?
lemon juice
copper
zinc
light bulb
- 8. Multiple Choice
Which part of the circuit shows the energy source?
the switch
the battery
the wires
the bulb
- 9. Multiple Choice
What type of circuit is shown?
open
battery
series
parallel
- 10. Multiple Choice
Is glass a conductor or insulator
Insulator
Conductor
- 11. Multiple Choice
Is gold a conductor or insulator?
conductor
insulator
- 12. Multiple Choice
Is cotton a conductor or insulator?
conductor
insulator
- 13. Multiple Choice
Is wood a conductor or insulator?
conductor
insulator
- 14. Multiple Choice
Is paperclip a conductor or insulator?
conductor
insulator
- 15. Multiple Choice
Is a penny a conductor or insulator?
conductor
insulator
- 16. Multiple Choice
Is a tissue a conductor or insulator?
conductor
insulator
- 17. Multiple Choice
Is rubber a conductor or insulator
conductor
insulator
- 18. Multiple Choice
Is salt water a conductor or insulator
conductor
insulator
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