What is an example of an incandescent light source.
100
the angle of _______ always equals the angle of incidence
What is reflection
100
Can see close up but not faraway.
What is nearsightedness.
100
curve inwards and reflect light inwards to a central point image large when close and small far away
What is concave mirrors
200
changes the size of the pupil to let in light
What is the iris
200
An energy efficient light bulb.
What is a florescent light bulb.
200
When light moves from one medium to another it bends
What is refraction
200
Can see far away, but not up close.
What is nearsightedness.
200
curve outwards and reflect light outwards big and upside down
What is a convex mirror
300
Transmits the image onto the retina
`
opening of eye lets in light
What is the lens and pupil
300
Emission of light from living organism.
What is bioluminescence.
300
light bends towards he normal line it is _______
light bends away from the normal line it is _____
What is speeding up, slowing down
300
Rays diverge.
What is a concave lens.
300
diverge in _______
converge ________
What is concave, convex
400
contracts to help see objects further away
`
transmits signals from light receptors in the retina to the brain
What is the cilary muscles and optic nerve
400
Emission of light due to a chemical reaction.
What is chemoluminescence.
400
The angle of reflection always equals the angle of incidence
What is the law of reflection
400
Rays converge.
What is a convex lens.
400
Used to fix nearsightedness.
What is a concave lens.
500
fluid between the iris and the cornea
`
clear protective covering over the front of the eye
`
liquid between lens and retina
What is aquesous humat, corna, vitreous humar
500
Emission of light when electricity passes through it.
What is electroluminescence
500
why can you see your reflection
light rays coming from a light source reflect off of an object and towards the mirror these rays then travel from the mirror to your eyes in a straight line