Light & Sound

Light & Sound

1. Pinhole Camera

   • Uses a convex lens from far away onto a screen
     • Image was inverted

2. Water Tank

   • If all light is trapped in a medium it is called Total Internal Reflection

3. Refraction

   • The change in speed of light from one material too the next.
   • More Dense>Slow Down and visa versa
   • Change in direction!/Angle
     • Less dense-More dense, bends towards normal

4. The Eye

5. Sound

   • Is created by vibrations. It requires a Material/Medium to travel
   • It can travel through a solid, liquid or gas
   • sound travels in waves
   • The Particles just vibrate backwards and forward

Bilder und Dateien der Mindmap