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MUSIC :<3: (Technology (Transmit sound (instrumental (use vibrations to…

- - - - sound waves convert to electrical current
  - - - use vibrations to create sound
    - - convert electric current into sound waves
- - - - amplifers convert currents to sound waves
  - - - measure the changes in sin graph relating to key
- - - - Hertz/Kilohertz
      - Wavelength higher, higher pitch, wavelength lower. lower pitch
    - - Higher amplitude, higher volume, lower amplitude, lower volume
      - Decibels