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- 1. Multiple ChoiceAs we increase thickness of a wire, what happens to resistance?IncreasesDecreasesNot affectedIt exploooodes
- 2. Multiple ChoiceWhich of the following an insulator?copperwoodsilversalt water
- 3. Multiple ChoiceHow do two negative charges interact when they are brought close together?repelno interactionattractground
- 4. Multiple ChoiceAn object becomes postiively charged when which of the following occurs?loses electronsgains electronsloses protonsgains neutrons
- 5. Multiple ChoiceLightning is _____.a buildup of neutronsharmlessa high-voltage electric currenta large discharge of static electricity
- 6. Multiple ChoiceWhat does the Greek letter Ω, (i.e. Omega) represent?ampsvoltswattsohms
- 7. Multiple ChoiceCurrent is measured in what unit?ohmsvoltswattsamps
- 8. Multiple ChoiceResistance is measured in what unit?ohmsampswattsvolts
- 9. Multiple ChoicePotential difference is another term forcurrentvoltageenergywatts
- 10. Multiple Choice
This is an example of a _______ circuitopenseriesparallelsquare - 11. Multiple ChoiceThe mathematical relationship between Voltage, Current, and Resistance:Faraday's LawTesla's LawEdison's LawOhm's Law
- 12. Multiple ChoiceAs the number of resistors increase, the total resistance ___________ and the total current ____________Decreases, decreasesDecreases, increasesIncreases, increasesIncreases, decreases
- 13. Multiple ChoiceA light circuit is operating at 75 Volts. What is the circuit's current if the resistance is 5 Ohms?375 Amps50 Amps15 Amps0.07 Amps
- 14. Multiple ChoiceA charged system is producing 14.5 Volts with a current of 43.5 Amps, what is the circuit's resistance?58 Amps0.33 Amps13 Amps3 Amps
- 15. Multiple ChoiceElectricity that flows in a closed path is called apathcurrentcircuit
- 16. Multiple ChoiceThe flow of electricity in a circuit-currentflowcircuit
- 17. Multiple ChoiceTo complete a circuit the switch must beunattachedopenclosed
- 18. Multiple ChoiceAs we increase length of a wire, what happens to resistance?IncreasesDecreasesNot affectedRiver dance happens
- 19. Multiple ChoiceAs temperature of a metal filament increases, what happens to resistance?IncreasesDecreasesNot affectedResistance sings "electric love"
- 20. Multiple ChoiceWhat is electric flow?currentelectronslazy riverlight bulb
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