P6 - Waves

P6 - Waves

1. Sound.

   • The animal that can hear the biggest range of frequencies is a cat.
   • We cannot hear a lot when our eardrums are blocked up by a lot of earwax
   • Ripples on water travels slowest on water

2. Light.

   • Light travels in a straight line.
   • The body part that is most damaged by light is the eye
   • Light travels fastest on water
   • The speed of light is faster than the speed of sound
   • The speed of light is 300,000,000 m/s