Sound

Sound

1. Vibrations of an object within a medium

   • caused by

2. Ear

   • detected by
   • Ear nerve
   • consisting of parts
   • Eardrum
   • Ear canal
   • External ear

3. Different speeds

   • travels at
   • Gas
     • Liquids
       • Solids
         • in

4. Communication

   • used in
   • Entertainment
     • Warning of danger
       • Sonar

5. ·

   • Frequency
     • affected by
     • Size of vibrations

6. ·

   • Noise
     • may create
     • Collection of notes that is unpleasant or harmful
       • defined as