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of 39 available terms

### 39 Matching questions

1. series
2. conductor
3. galvanometer
4. resistance
5. Kirchhoff's first law
6. Ohm's law
7. semiconductors
8. cross-sectional area
9. principle of charge conservation
10. rheostat
11. short circuit
12. Conventional current
13. Kirchhoff's second law
14. open circuit
15. closed-circuit voltage
16. resistivity
17. IR drop
18. superconductive
19. ohmic
20. drift velocity
21. closed circuit
22. voltage
23. current source (battery)
24. equivalent resistance
25. multimeter
26. ohmmeter
27. circuit
28. network
29. insulators
30. junctions
31. conductors
32. nonohmic
33. open-circuit voltage
34. length
35. voltmeter
36. parallel
37. ammeter
38. internal resistance
1. a term for a meter that measures small amounts of current
2. b The voltage listed on a battery is sometimes referred to as its _____ ____.
3. c term for the voltage required to produce a unit of current
4. d _____ ____ treats electricity as a movement of positive charge from a positively charged region to a negatively charged region.
5. e term for a meter that measures the current through a resistor in the circuit's branch
6. f term for the voltage between terminals (the difference between the voltage supplied by a battery and the quantity IR)
7. g term for a meter that measures the resistance of a resistor
8. h term for the part of a circuit that uses the charge's energy to do some type of work
9. i term for a material that allows relatively free flow of electrons
10. j tha law that states that, at any circuit junction, the incoming current must equal the outgoing current
11. k term for a pathway for current
12. l If one resistor follows another directly so that current can follow only one pathway through both resistors, they are called ____ resistors.
13. m The resistance of a conductor is inversely proportional to its ______ ____.
14. n term for a single device that contains an ammeter, voltmeter, and ohmmeter
15. o term that desribes conductors that fail to display constant resistance over a a wide range of voltages
16. p term for materials with intermediate values of resistivity
17. q term for the potential added to a positive charge moving through a battery
18. r the law that states that the sum of all the voltages around a full circuit must equal zero
19. s term for a single resistance with the same effect as other resistances in combination
20. t term for a meter that measures the voltage (IR drop) across a resistor
21. u term for an adjustable resistor that is used wherever it is desirable to have manual control of the resistance in a circuit
22. v term for resistance within a battery
23. w term for a circuit which does not permit current because its resistance is essentially infinite
24. x term for conducting wires with no loads and almost zero resistance
25. y If the current follows different pathways through the resistors, they are ____ resistors.
26. z term for materials composed of atoms that hold tightly to their electrons and are poorly suited to conduct a current
27. aa term that describes conductors whose resistance remains constant over a wide range of voltages
28. ab term for the average velocity of an electron in the direction of current
29. ac term for the parts of a circuit that provide the pathway between the battery and the load
30. ad term for the equation V = IR
31. ae term for the constant of proportionality in the resistance equations
32. af term for the points where the current diverges or converges
33. ag term for the product IR, which specifies the potential drop over a pure resistance R carrying a current I
34. ah term for a circuit that contains any combination of series and parallel resistors
35. ai the principle that states that charge can neither be created nor destroyed
36. aj When a material's resistivity drops to zero, the material becomes ______.
37. ak If R has a finite value other than zero, a circuit is described as a(n) ____ ____.
38. al term for the part of a circuit that boosts the energy of a charge before sending it out at one terminal
39. am The resistance of a conductor is directly proportional to its ____.