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SOUND - Coggle Diagram

- - - - vibrates
        
        push air around it
        
        create sound wave
        
        reach ears
        
        vibrate eardrum
        
        HEAR
- - - - Loudness / softness of sound
    - - a lot of energy
        
        travels far
        
        ex) Shouting, car honk, school bell, etc
    - - less energy
        
        travels less
        
        ex) Squeaking mouse, ticking watch, whisper
  - - - highness/ lowness of sound
    - - ex) violin, dolphin
    - - ex) cello, whales
- - - - low pitch travels further
        
        whales
      - high pitch travels less
        
        dolphins
    - - echo
    - - takes energy -> sound get smaller