Chapter 3 Electricity!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

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Chapter 3 Electricity!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
2014-11-03 17:15:41

Electricity Glossary Terms chapter 3
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  1. Direct Current
    Charged Particles travel through a circuit in one direction
  2. Alternating Current
    electrons move back and forth in a circuit
  3. Transformer
    device that changes the size of potential difference of an altering current
  4. Circuit Breaker
    placed in series with other circuits that lead to appliances and outlets
  5. Fuse
    found in older buildings and some appliances, placed in series with other circuits that lead to appliances and outlets
  6. Electrical Power
    rate at which an appliance uses electrical energy
  7. Watt
    unit of electrical power 1kw=1000 watts
  8. Kilowatt
    unit of electrical power

  9. Electrical Energy
    energy that is used by all appliances in order for the appliances to operate, get the energy when you plug stuff into an outlet in your house
  10. Kilowatt-hour
    A practical unit of electrical power; 1 kilowatt = 1000 watts (W)
  11. EnerGuide Label
  12. Smart Meter
    • A meter that records the total electrical energy used hour by hour and sends this
    • information to the utility company automatically
  13. Time of use pricing
    A system of pricing in which the cost of each kWh of energy used is different at different times of the day
  14. Phantom Load
    The electricity that is consumed by an appliance or adevice when it is turned off
  15. Efficency
    The ratio of useful energy output to the total energy input, expressed as a percentage
  16. Base Load
    The continuous minimum demand for electrical power
  17. Hydroelectric power generation
    The production of electricity using a source of moving water
  18. Intermediate load
    A demand for electricity that is greater than the base load and is met by burning coal and natural gas
  19. Peak Load
    The greatest demand for electricity, which is met by  using hydroelectric power and natural gas
  20. Renewable Energy Source
    A source of energy that can be replaced in a relatively brief period of time
  21. Non-renewable Energy Source
    A source of energy that cannot be replaced as quickly as it is used
  22. Solar Energy
    Energy that is directly converted from the energy of the Sun into electricity
  23. Photovoltaic Effect
    The generation of a direct current when certain materials are exposed to light
  24. Biomass Energy
    the energy that comes from biomass fuels