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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
  39. load
  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 ____.