Electricity Chapter 12

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  1. Direct current (DC)
    The current in which charged particles move in one direction and there is a net movement of electrons.
  2. Alternating current (AC)
    the current in which current moves back and forth in a circuit
  3. Transformer
  4. Circuit breaker
    A safety device that is placed in series with other circuits that lead to appliances and outlets
  5. Fuse
    A safety device that is found in older buildings and some appliances, it is like a circuit breaker when it is placed in series with other circuits that lead to appliances and outlets.
  6. Electrical power
    the rate at which an appliance uses electrical energy
  7. Watt (W)
  8. Kilowatt (kW)
  9. Electrical energy
    The energy that is used by an appliance at a given setting, is determined by multiplying its power rating by length of time it is used
  10. Kilowatt-hour (kW∙h)
  11. EnerGuide label
    A label that gives details about how much energy an appliance uses in one year of normal use

    • 1. Power Rating- The maximum power used by an appliance or device
    • 2. Appliance Setting- The actual power being used depending on setting or what the appliance is doing
    • 3. Electrical Energy- The energy that is used by an appliance at a specific setting
  12. Smart meter
  13. Time of use pricing
  14. Phantom load
  15. Efficiency
    The ratio of useful energy output to total energy input.
  16. Base load
    The minimum demand for continuous electrical power
  17. Hydroelectric power generation
  18. Intermediate load
  19. Peak load
  20. Renewable energy source
  21. Non-renewable energy source
  22. Solar energy
  23. Photovoltaic effect
  24. Biomass energy

Card Set Information

Electricity Chapter 12
2016-01-26 23:48:48

Ms. Day's Gr 9 science class
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