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5 Written questions

5 Matching questions

  1. semiconductor
  2. transistor
  3. electric circuit
  4. digital signal
  5. computer
  1. a a crystalline solid that conducts current only under certain conditions
  2. b a complete path through which charge can flow
  3. c a solid-state component with three layers of semiconductors
  4. d this signal encodes information as a sting of 1's and 0's
  5. e a programmable device that can store and process information

5 Multiple choice questions

  1. charge has only one path through which it can flow in this type of circuit
  2. the effect an electric charge has on other charges in the space around it
  3. another name for potential difference
  4. is a switch that opens when current for the circuit is too high
  5. the difference in electrical potential between two places in an electric field

5 True/False questions

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


  2. electrical insulatora material through which electric charge can flow easily


  3. static electricitycharge has only one path through which it can flow in this type of circuit


  4. Ohm's Lawthe relationship which states: the resistance equals the voltage divided by the current


  5. electric forcethis is the force of attraction or repulsion between electrically charged objects