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6. What is the formula for resistance?

  • V/A
  • A/V
  • V/I
  • I/V

7. What two parts of an atom have a charge?

  • Positons and negatons
  • Protons and neutrons
  • Electrons and protons
  • Electrons and neutrons

8. Which one of these is NOT a factor affecting resistance?

  • Temperature
  • Cross-sectional area
  • Pressure
  • Material

9. What is Ohm's law?

  • Amps are directly proportional to voltage
  • Current is directly proportional to resistance
  • Current is proportional to the PD
  • Voltage is proportional to resistance

10. Which materials better transfer electricity?

  • Seminsulators
  • Conductors
  • Semiconductors
  • Insulators