P6 - Waves

P6 - Waves

1. light

   • reflects
     • object that reflect light
     • simple ray digrams to show refection
       • incidence ray
       • refletted ray
       • angle of refletion
       • angle of incidence
       • normal
   • Refraction
     • angle of refraction
     • refracted ray
   • white light is a mixture of colours
     • Colours

2. sound

   • hight
   • pich

3. Light travels faster than sound

4. waves