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5 Written questions

5 Matching questions

  1. superconductor
  2. transistor
  3. semiconductor
  4. voltage
  5. electric force
  1. a this is the force of attraction or repulsion between electrically charged objects
  2. b a solid-state component with three layers of semiconductors
  3. c a crystalline solid that conducts current only under certain conditions
  4. d another name for potential difference
  5. e a material that has almost zero resistance when it is cooled to low temperatures

5 Multiple choice questions

  1. opposition to the flow of charges in a material
  2. the effect an electric charge has on other charges in the space around it
  3. electric charge that regularly reverses it direction
  4. a device that converts chemical energy to electrical energy
  5. electric charge that flows in only one direction

5 True/False questions

  1. electric chargethis is a property that allows particles with like charges to repel and opposite charges to attract


  2. fusea solid-state component that combines an n-type and p-type semiconductor


  3. electric powerthe rate at which electrical energy is converted to another form of energy


  4. electric currenta complete path through which charge can flow


  5. electronic signalthe science of using electric current to process or transmit information