Year 8 Electricity

20 Questions
Year 8 Electricity

Year 8 Electricity Test

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Questions and Answers
  • 1. 
    Electric current in a/an ____________________ circuit travels in MORE THAN ONE path.
    • A. 

      Series

    • B. 

      Wire

    • C. 

      Parallel

    • D. 

      Connected

  • 2. 
    A drawing that uses symbols to show how the parts of an electric circuit are connected is a/an _____________________________.
    • A. 

      Nichrome wire

    • B. 

      Electric diagram

    • C. 

      Parallel circuit

    • D. 

      Circuit diagram

  • 3. 
    Electric current in a/an _____________________ circuit travels in ONE path.
    • A. 

      Series

    • B. 

      Parallel

    • C. 

      Electric

    • D. 

      Wire

  • 4. 
    A material through which electric current CANNOT pass easily is a/an ____________________.
    • A. 

      Tester

    • B. 

      Insulator

    • C. 

      Receptor

    • D. 

      Conductor

  • 5. 
    A material through which electric current CAN pass easily in a/an ______________________/
    • A. 

      Tester

    • B. 

      Insulator

    • C. 

      Receptor

    • D. 

      Conductor

  • 6. 
    • A. 

      Filament

    • B. 

      Nichrome wire

    • C. 

      Circuit

    • D. 

      Wire

  • 7. 
    In order for a circuit to work, the path must be __________________.
    • A. 

      Series

    • B. 

      Paralled

    • C. 

      Open

    • D. 

      Closed

  • 8. 
    A/An _____________________ is used to turn the electricity in a current on or off.
    • A. 

      Battery

    • B. 

      Switch

    • C. 

      Conductor

    • D. 

      Insulator

  • 9. 
    The flow of electric charge through something is a/an __________________________.
    • A. 

      Electric current

    • B. 

      Circuit tester

    • C. 

      Battery

    • D. 

      Wire

  • 10. 
    A metal strand used to connect electrical devices in a circuit is a/an ________________________.
    • A. 

      Battery

    • B. 

      Switch

    • C. 

      Filament

    • D. 

      Wire

  • 11. 
    A power source than can produce an elecctric current as a result of a chemical change in it is a/an ______________________. 
    • A. 

      Circuit

    • B. 

      Wire

    • C. 

      Battery

    • D. 

      Filament

  • 12. 
    Which of the following is a good conductor?
    • A. 

      Plastic

    • B. 

      Glass

    • C. 

      Iron

    • D. 

      Wood

  • 13. 
    Which of the following not a conductor of electricity?
    • A. 

      Iron

    • B. 

      Copper

    • C. 

      Plastic

    • D. 

      Graphite

  • 14. 
    • A. 

      Energy source, battery, load

    • B. 

      Energy source, wire, load

    • C. 

      Energy source, wire, switch

    • D. 

      Battery, wire, switch

  • 15. 
    What is resistance?
    • A. 

      Opposition to current

    • B. 

      Energy from battery

    • C. 

      An increase in current

    • D. 

      An increase in voltage

  • 16. 
    Which device is used to measure current?
    • A. 

      Ammeter

    • B. 

      Voltmeter

    • C. 

      Resistor

    • D. 

      Circuit beaker

  • 17. 
    Which device is used to measure voltage?
    • A. 

      Ammeter

    • B. 

      Voltmeter

    • C. 

      Resistor

    • D. 

      Circuit beaker

  • 18. 
    A low-resistance connection established by accident or intention between two points in an electric circuit is known as _______________  .
    • A. 

      Open circuit

    • B. 

      Closed circuit

    • C. 

      Short circuit

    • D. 

      Direct circuit

  • 19. 
    What is the function of a fuse?
    • A. 

      Another name for a switch

    • B. 

      A protective device to slow down the current

    • C. 

      A wire with high resistance to prevent current from passing through

    • D. 

      A protective device for breaking an electric circuit.

  • 20. 
    Which is the correct unit for current?
    • A. 

      Ohms

    • B. 

      Volts

    • C. 

      Watts

    • D. 

      Amperes