absorption - when light is taken into an object, that light energy is turned into heat, concave lens - lens that is thinner in the center and thicker at the edges (helps to see far distances), convex lens - lens that is thicker in the center and thinner at the edges (makes things bigger; ex. telescope), Law of Reflection - Angle in=Angle out, lens - piece of curved glass that refracts light, light - form of energy that travels in waves, opaque - an object that blocks light, primary colors of light - red, green, blue, prism - trangular piece of glass that refracts white light into colors, reflection - when light bounces off of smooth, flat surfaces, refraction - bending of light; as light moves from one material (medium) to another the light changes speed, ROYGBIV - the colors of the visible spectrum; red, orange, yellow, green, blue, indigo, violet, translucent - an object that allows some light and blocks some light (some light passes through), transmission - when light travels through a medium, such as glass, transparent - an object that lets ALL light pass through easily, visible spectrum - ROY G BIV, white light - light from a light source; a mixture of all colors,

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