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7
|
a measure of how much a ray of light bends when it enters that material
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8
|
a concave lens can only produce _________
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9
|
an objects position determines whether a convex lens forms a ________ or a virtual image
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11
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when parallel rays of light hit a smoth surface
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13
|
an image of a distant object caused by refraction of light
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14
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an upright image that forms where light seems to come from
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15
|
a mirror with a surface that curves inward
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16
|
the point at which rays parallel to the optical axis meet
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17
|
images formed by_________ are always smaller than the object
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