Sound and the Speed of Sound

Sound and the Speed of Sound

1. SPEED OF SOUND

   • SPEED (M/S)
     • DISTANCE (M)
       • TIME (S)
       • E.G. A WAVE TRAVELS 120M IN 9 SECONDS. WHAT IS ITS SPEED?
         • COVER SPEED (S) ON THE TRIANGLE
   • WHAT YOU ARE LOOKING FOR, YOU COVER

2. LONGITUDINAL WAVE

3. NEEDS MATTER TO TRAVEL

   • TRAVELS BY VIBRATING PARTICLES
   • MATTER: SOLID, LIQUID, GAS OR PLASMA

4. MUSICAL INSTRUMENTS ARE PLAYED BY VIBRATION

   • E.G. VIOLIN - BOW VIBRATING AGAINST STRINGS
   • E.G. DRUM - STICK ON DRUM SURFACE VIBRATING AND CREATING SOUND