Unit 6 Study Guide

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Anonymous
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267982
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Unit 6 Study Guide
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2014-03-25 21:55:40
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  1. path that electricity follows
    circuit
  2. tiny particles that make up electricity
    electrons
  3. changes high voltage to lower, safer voltage
    transformer
  4. rotating electromagnet on a motor
    armature
  5. rotating switch on an armature
    commutator
  6. stationary magnet in a motor
    field magnet
  7. flow of electricity in a circuit
    current
  8. part that produces the sound of an electric bell
    gong
  9. in an electric stove, the part that makes heat
    heating element
  10. thin disk for receiving sound
    diaphragm
  11. glows white hot in a light bulb
    filament
  12. switch operated by an electromagnet
    relay
  13. area of force around a magnet
    magnetic field
  14. metal used for filaments in light bulbs
    tungsten
  15. uses electricity to produce magnetism
    electromagnet
  16. metal used for heating elements
    Nichrome
  17. unit for measuring electrical pressure
    volt
  18. small light that uses little electricity
    light emitting diode (LED)
  19. changes a weak signal into a strong signal
    amplifier
  20. mouthpiece for a loudspeaking system
    microphone
  21. protects a circuit from too much electrical current
    circuit breaker
  22. contains a paper cone vibrated by an electromagnet
    loudspeaker
  23. kind of light from something made so hot that it glows
    fluorescent

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