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- 1. Multiple Choice
Why is electrical wiring usually made from copper?
Because copper is shiny
Because copper conducts electricity
Because copper is not magnetic
Because copper insulate electricity
- 2. Multiple Choice
A material that does NOT let electricity pass through it is called ...
An electrical conductor
An electrical insulator
An electrical source
An electric appliance
- 3. Multiple Choice
What is a circuit that only has ONE path for electricity to flow?
series circuit
closed circuit
parallel circuit
light bulb
- 4. Multiple Choice
What is a circuit with several paths for electricity to flow?
conductor
series circuit
parallel circuit
open circuit
- 5. Multiple ChoiceWhat will happen if one light bulb is removed from this circuit?The other bulbs will go out.The other bulbs will stay onThe other bulbs will get dimmer.The battery will become stronger.
- 6. Multiple Choice
Electricity is the flow of _________.
Volts
Neutrons
Charge
- 7. Multiple Choice
Which of the following devices measures current in an electric circuit?
an ammeter
an ohmmeter
a voltage meter
a resistor
- 8. Multiple Choice
In a closed circuit, how does battery voltage affect current?
As voltage increases, current increases.
As voltage increases, current decreases.
Voltage has no affect on current.
If voltage exceeds current, a short circuit circuit will develop.
- 9. Multiple Choice
An electrical circuit is powered by a 1.5-volt battery and contains a light bulb producing 5 Ohms of resistance. There is also another 5 Ohm resistor in the circuit. How many amps of current are in this circuit? HINT: V = IR
0.15 amps
15.0 amps
6.67 amps
1.50 amps
- 10. Multiple ChoiceHow should you put in an Ammeter?In ParallelIn Series
- 11. Multiple ChoiceA voltmeter should be placed ........... in a circuitin parallelin seriesin orderupside down
- 12. Multiple ChoiceWhat would the voltmeter read1V2V3V6V
- 13. Multiple Choice
What is this the symbol for?
LED
LDR
Thermistor
Variable Resistor
- 14. Multiple Choice
Which is the correct symbol for a thermistor?
- 15. Multiple Choice
What is the unit of charge?
Amps
Volts
Coulombs
Watts
- 16. Multiple Choice
What device does this graph represent?
Diode
Fixed resistor
Filament lamp
Thermistor
- 17. Multiple Choice
What device does this graph represent?
Diode
Fixed resistor
Filament lamp
Thermistor
- 18. Multiple Choice
What device does this graph represent?
Diode
Fixed resistor
Filament lamp
Thermistor
- 19. Multiple Choice
Which of the following has a resistance that decreases with temperature.
Filament bulb
thermistor
Light dependent resistor
Diode
- 20. Multiple Choice
Which of the following has a resistance that decreases with light intensity.
Filament bulb
thermistor
Light dependent resistor
Diode
- Answer choicesTagsAnswer choicesTags