What does the semi-circular canal do?
Bounce off light waves
What part of the eye focuses light onto the retina?
What part of the eye sends messages to the brain?
What does the lens do?
Focuses light on the retina and magnifies things
Sends messages to the brain
Light passes through
What is the coloured part of the eye called?
What does the pupil do?
Controls amount of light
Message to brain
Made of rods and cones
What is the retina made of?
Sticks and stones
Rods and cones
Colours and decorations
Plants and animals
What protects the eye?
What do the cillary muscles do?
These change the size of the lens to focus light
They focus light onto the retina
They protect the eye
They flex when light comes into the eye
What part of the eye produces an image?