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| lenses which are made naturally that allows light waves vibrating in only one direction to pass through |
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| occurs when light shines on certain metals and produces an electric current |
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| produced when a thin filament made of tungsten glows when heated |
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| provided when gases inside the glass tube gives off UV light causing the phosphorus coating to give off visible light |
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| objects which produce and give off their own light |
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| allows light to pass through easily and objects can be seen clearly |
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| some light passes through the material, but ojbects can not be seen clearly |
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| allows no light to pass through an object |
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| red, blue green (color of light that when mixed together roduce white light) |
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| subtractive primary colors |
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| yellow, cyan and magenta (colors of filter or pigments that when combined produce red or green |
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| a model of light that represents light travelling through space in an imaginary straight line |
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| reflections of light at all angles and in random directions caused by a rough surface |
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| the angle of incidence equals the angle of reflection |
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| forms images using the law of reflection |
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| an image that forms at a point from when light rays appear to come but do not actually come |
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| is intended (curves inward) |
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| an image formed by many light rays coming together in a specific location...a real image is always inverted |
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| a mirror that bulges outward |
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| the bending of light waves as they pass from one medium into another |
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| a transparent block with a triangular cross section |
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| a virtual image caused by the refraction of light in the atmosphere |
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| transparent object that refracts light rays causing them to converge or diverge to create an image |
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| a lense which is the middle that bends the light rays inward as they pass through |
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| a change in the size of an image compared to the size of the object |
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| a lense which is thicker at the ends it bends the light rays outward as they pass through |
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