How Light Behaves
Lenses
Mirrors
Eyes
The Rest
100
Light travels in these kinds of waves.
What is transverse?
100
Lenses that are thinner in the middle and thicker at the edges.
What are concave lenses?
100
Mirrors that are used on bus fenders to see around corners.
What are convex mirrors?
100
The colored part of the eye.
What is the iris?
100
The lens used to correct farsightedness.
What is convex?
200
Light does this as it changes speed through different media.
What is refracts?
200
Lenses that are thicker in the middle and thinner at the edges.
What are convex lenses?
200
Mirrors that are used to magnify images, like a make-up mirror.
What concave?
200
The "hole" in the eye that allows light in.
What is the pupil?
200
The lens used to correct nearsightedness.
What is concave?
300
Light does this when it bounces off a surface.
What is reflects?
300
Lenses that can produce both real and virtual images.
What are convex lenses?
300
This type of mirror can produce both real and virtual images.
What is concave?
300
The transparent structure that changes shape to help us focus.
What is the lens?
300
These come from little glands in the upper eyelid.
What are tears?
400
This transparent device breaks white light into rainbow colors.
What is a prism?
400
Lenses that can only produce virtual images.
What are concave lenses.
400
These mirrors can only produce a virtual image.
What are convex and plane?
400
The connection between the eye and the brain, carries all the impulses to the brain.
What is the optic nerve?
400
In a nearsighted person, the eyeball is too
What is long?
500
Light goes this fast in a vacuum.
What is 180,000mi/sec or 300,000km/sec.?
500
These are two ways you can recognize a real image.
What are it is inverted and can be projected on a screen?
500
These are two ways you can tell if an image is virtual, not real.
What are the image is upright and inside the mirror?
500
The two kinds of cells in the retina.
What are rods and cones?
500
The human eye is most like this instrument.
What is a camera?
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