Microphone & Speakers

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Across
  1. 5. vibrations that travel through air, water, or solids, allowing us to hear sounds
  2. 6. a small thin piece inside of a microphone that sound waves hit and vibrate
Down
  1. 1. what does a diaphragm change the sound waves into?
  2. 2. a device that captures sound and turns it into an electrical signal
  3. 3. device that plays sound by turning electrical signals back into sound waves
  4. 4. a part inside a speaker that moves back and forth when an electrical signal is sent to it