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5 Written questions

5 Matching questions

  1. direct current
  2. electric power
  3. computer
  4. static electricity
  5. integrated circuit
  1. a the rate at which electrical energy is converted to another form of energy
  2. b a programmable device that can store and process information
  3. c a thin slice of silicon that contains many solid-state components
  4. d electric charge that flows in only one direction
  5. e the study of behavior of electric charges including how charges are transferred between objects

5 Multiple choice questions

  1. the science of using electric current to process or transmit information
  2. this is the force of attraction or repulsion between electrically charged objects
  3. a material through which electric charge cannot flow easily
  4. the transfer of excess charge through a conductor to Earth
  5. a crystalline solid that conducts current only under certain conditions

5 True/False questions

  1. resistanceopposition to the flow of charges in a material


  2. law of conservation of chargethe total charge in an isolated system is constant


  3. potential differencethe difference in electrical potential between two places in an electric field


  4. superconductora material that has almost zero resistance when it is cooled to low temperatures


  5. electrical conductora material through which electric charge can flow easily