Module 13 Terms Flashcards

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1
Q

Flat, Smooth mirror that reflects light to form upright, virtual images

A

Plane mirror

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2
Q

an image formed by diverging light rays that is perceived by the brain, even though the light rays do not actually originate from the place where the image appears to be located.

A

Virtual image

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3
Q

a reflective surface that curves inward and can magnify or reduce objects and can create real or virtual images

A

concave mirror

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4
Q

imaginary straight line that is perpendicular to the surface at the center of a mirror or lens.

A

Optical Axis

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5
Q

the point on the optical axis of a curved mirror or lens where light rays, that are initially parallel to the optical axis, converge to or diverge from after striking the mirror or lens

A

Focal Point

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6
Q

distance from the center of a lens or mirror to the focal point.

A

Focal length

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7
Q

an image that appears at a certain location as a result of rays of light converging at that location.

A

real image

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8
Q

a reflective surface that curves outward, away from the viewer, and forms a reduced, upright, virtual image.

A

Convex Mirror

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9
Q

a lens that is thicker at the edges than in the middle; causes light rays to diverge and forms reduced, upright, virtual images; often used in combination with other lenses.

A

concave lens

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10
Q

transparent covering on the eyeball through which light enters the eye.

A

Cornea

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11
Q

innermost layer of the eye that contains rods and cones.

A

Retina

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12
Q

telescope that uses lenses to focus visible light.

A

refracting telescope

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13
Q

telescope that uses mirrors to focus visible light.

A

reflecting telescope

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14
Q

optical instrument that uses two convex lenses to magnify small, close objects

A

microscope

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