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20 Cards in this Set
- Front
- Back
Reflect
to bounce back light from an object |
Example:
mirror Non-example: prism |
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Refract
to deflect light from a straight path |
Example:
magnifying glass Non-Example: window |
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Lens
an optical device which transmits and refracts light, converging or diverging the beam. |
Example:
glasses Non-Example: water or flat glass |
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Concave Lens
lens that is thinner at the center image appears to be smaller diverge light |
Example:
peep hole Non-Example: telescope lens |
|
Convex Lens
lens that is thicker at the center image appears to be bigger Converge light |
Example:
telescope lens Non-Example: peep hole |
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Magnify
to make something appear larger than it is |
Example:
make bigger (looking through an magnifying glass) Non-example: make smaller (looking through a peep hole) |
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Medium
A substance that makes possible the transfer of energy from one location to another, especially through waves. |
Example:
glass Non-example: block of wood |
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Opaque
object not able to be seen through; not transparent |
Example:
duct-tape Non-example glass |
|
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translucent
an object that allows light but not detailed images to pass through it |
Example:
milk jug Non-example: metal |
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transparent
an object that allows light to pass through it so that objects behind it can be distinctly seen |
Example:
windshield Non-example: couch |
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binoculars
an optical instrument with lenses for each eye; used for viewing distant objects |
Example:
Theater Glasses Non-example: Telescope |
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Luminate
light up |
Example:
light bulb (light) Non-example: rock |
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Light Spectrum
the small part of the electromagnetic spectrum that the human can see (ROYGBIV) |
Example:
Rainbow Non-Example: Flashlight |
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Mirror
an object that has a reflecting surface |
Example:
hand held mirror Non-example: plastic jug |
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laser
a device that gives off a very strong and directed beam of light |
Example;
Laser pointer Non-example: lamp |
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Prism
a triangular piece of glass, which allows light to spread out into a band of six colors |
Example:
optical prism Non-Example: cylinder |
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Kaleidoscope
a cylinder with mirrors containing loose, colored objects such as beads or pebbles and bits of glass |
Example:
Wheelscope Non-Example: Telescope |
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Telescope
an optical instrument designed to make a distant object appear nearer |
Example:
Hubble telescope Non-Example: periscope |
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Periscope
an apparatus consisting of a tube attached to a set of mirrors or prisms |
Example:
Submarine periscope Non-Example: binoculars |
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Transmit
cause (something) to pass on from one place or person to another |
Example:
moving Non-Example: standing still |
