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6
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it is formed when the light rays appear to be originating from a point but does not actually meet
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8
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the mirror-like reflection of waves, such as light
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9
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the angle between a ray incident on a surface and the line perpendicular to the surface at the point of incidence
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10
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an image being seen inverted in terms of what is left and right
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11
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not able to be seen through
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13
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A ray of light or other form of radiant energy which is thrown back from a non permeable or non absorbing surface
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14
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is a model that describes light propagation in terms of rays
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15
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the reflected ray and the transmitted ray all lie along the same line
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16
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a reflection of light, other waves, or particles from a surface so that a ray incident on the surface is scattered at many angles rather than at just one angle
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18
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the light that falls on a subject
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