Chapter 4b Electrical Energy

38 Questions | Total Attempts: 111

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Electrical Energy Quizzes & Trivia

Questions and Answers
  • 1. 
    What particle(s) are in the nucleus of an atom?
    • A. 

      Protons and electrons

    • B. 

      Protons and neutrons

    • C. 

      Electrons

    • D. 

      Protons

  • 2. 
    What particle(s) are found moving around outside of the nucleus of an atom?
    • A. 

      Protons and neutrons

    • B. 

      Protons

    • C. 

      Electrons

    • D. 

      Neutrons

  • 3. 
    What is the overall charge of an atom with 4 protons and 5 electrons?
    • A. 

      Positive

    • B. 

      Negative

    • C. 

      No charge

    • D. 

      Option 4

  • 4. 
    When electrons "rub off" one atom and leap to another, this process is called
    • A. 

      Electric current

    • B. 

      Static electricity

  • 5. 
    Materials  with like (the same) charges_______________each other.
  • 6. 
    Materials  with opposite charges _____________________ each other.
  • 7. 
    Positive charges in a cloud move suddenly to the ground in a process called lightning.
    • A. 

      True

    • B. 

      False

  • 8. 
    A steady flow of electrical charges usually in a wire is called _______________________________.
  • 9. 
    The path electricity takes from the source of electricity to the device you want to power and back to the source is called a 
    • A. 

      Circuit

    • B. 

      Current

  • 10. 
    Which are examples of static electricity?
    • A. 

      a balloon "sticking" to your hair

    • B. 

      A sock stuck to a sweater in the laundry

    • C. 

      Light bulb

    • D. 

      Lightning

  • 11. 
    Materials that allow electricity to move through them easily are called
  • 12. 
    Electricity can not move easily through
  • 13. 
    Check all the materials that are conductors
    • A. 

      Copper

    • B. 

      Plastic

    • C. 

      Iron

    • D. 

      Paper

  • 14. 
    Check all the materials that are insulators
    • A. 

      Aluminum

    • B. 

      Plastic

    • C. 

      Rubber

    • D. 

      Glass

  • 15. 
    A circuit in your home begins and ends at the 
  • 16. 
    A ____________ is used to open and close a circuit.
  • 17. 
    When a circuit is ___________________ no electricity can flow in the circuit.
  • 18. 
    When a circuit is _______________________  electricity can move through the circuit.
  • 19. 
    This type of switch is used to adjust the temperature in a room.
  • 20. 
    This type of switch changes the amount of electricity that can power a device in a circuit.
  • 21. 
    In older homes a ______________________ acts like a circuit breaker to shut off power if too much electricity flows in a circuit.
  • 22. 
    Which of these switches help you to use electricity safely?
    • A. 

      Circuit breaker

    • B. 

      Dimmer

    • C. 

      Volume on a radio

    • D. 

      GFCI outlet

  • 23. 
    To measure how strongly electrons are pushed in a wire we use what unit?
  • 24. 
    The unit that measures how fast electricity is used is a
  • 25. 
    A kilowatt is
    • A. 

      100 watts

    • B. 

      1000 watts

    • C. 

      10 watts

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