Waves Flashcards
1
Q
What do waves transfer?
A
Energy (Sound, Light)
2
Q
What is amplitude?
A
It is the distance between the top/bottom of the wave to the middle.
3
Q
Name a part of the eye
A
Cornea, Pupil, Lens, Iris, Retina, Optic Nerve.
4
Q
What is a pupil (eye)?
A
It is a hole that lets light through to the cornea.
5
Q
Why does the pupil get bigger/smaller?
A
It does this so the right amount of light is let through. This is controlled by the iris
6
Q
What is the job of the optic nerve?
A
The Optic Nerve transfers data about what we have seen, so that the brain can process it.
7
Q
What are the shapes of the cells that help you see?
A
The shapes are cones and rods.
