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sci waves vocab #3
inv 3 waves vocab
| Term | Definition |
|---|---|
| angle of incidence | the angle of an incoming beam |
| angle of reflection | the angle of a beam reflected off a surface |
| electromagnetic spectrum | the range of all different electromagnetic wavelengths, including visible light, that can be seen as different colors and other colors and other wavelengths that cannot by the human eye |
| electromagnetic wave | a wave of electromagnetic and magnetism that can travel through a medium or empty space |
| filters | a transparent material that can absorb certain colors |
| incident beam | an incoming beam |
| interface | a place where two different media meet |
| normal line | a line that extends at a right angle from a flat surface |
| rays | a straight line that waves travel in |
| reflection | the bouncing back of waves off an object |
| refraction | the changing of a wave's speed and direction as it travels into a medium |
| spectroscope | a tool that can separate light into its different wavelengths of electromagnetic radiation |
| reflected beam | a beam that is reflected off a surface |
| total internal reflection | when light bounces of a media and reflects back into the original media instead of out into a new media |
| fiber optics | the transmission of information through optical fibers |
| laser | a tool that produces a very narrow focused beam of coherent light |
| diffraction | the bending of waves around the edge of a barrier |