Please enable JavaScript.
Coggle requires JavaScript to display documents.
Science revision, Sound Ranges (human: 20-20,000, whale: 2000-123,00,…
-
-
The Ear
- the sound goes through the auditory canal and hits the eardrum which makes it vibrate.
- this makes the small bones vibrate (the stirrup, anvil and hammer).
- this makes the liquid in the cochlea vibrate.
- cells at the bottom of hairs in the liquid of the cochlea make an electric signal.
- this electric signal travels up the auditory nerve to the brain
-
Colours
Primary colours of light are red, blue and green
Secondary colours are magenta, cyan and yellow
-
-
-
Reflection & Refraction
-
-
The size, shape and colour of the object don't change if their reflected
if light reflects off a rough surface it will still obey the law of reflection if you change the angle of the normal line.
-
