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25 Cards in this Set
- Front
- Back
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Law of Reflection
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the angle of incidence is equal to the angle of reflection.
example: reflection of sound effects in photography |
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Diffuse Reflection
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wave hits a rough surface and does not bounce of following the Law of Reflection
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Refraction
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the bending of a wave due to a change in medium (results in a change of speed)
examples: fish tank and straw |
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Diffraction
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the bending of a wave around an obstacle
examples: rock in river and book in front of ear |
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Dispersion
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the spreading of white light into its colors by frequency
examples: crystal in window |
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White Light
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all colors
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Black Light
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no colors
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Color
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white light separates into colors of varying frequencies
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primary colors
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red blue and green
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secondary colors
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magenta cyan and yellow
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Electromagnetic Scale
(from low to high) |
Radio, Micro, Infrared, Visible, Ultraviolet, Xray, Gamma
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end of the spectrum starting with Radio
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low frequency, low energy, and a long wavelength
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end of the spectrum starting with Gamma
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high frequency, high energy, and a short wavelength
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speed that light travels at
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300,000,000 m/s
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the two natures of light
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wave and particle
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type of wave that light is
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transverse
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arrangement of colors in a rainbow
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Red Orange Yellow Green Blue Indigo Violet (ROYGBIV)
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examples of radio waves
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radios and televisions
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examples of micro waves
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microwave ovens and weather radar
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examples of infrared waves
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remote controls and heat coming from a stove
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examples of visible waves
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light bulbs produce it and colors of the rainbow
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examples of ultraviolet waves
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black lights and sun
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examples of X-ray waves
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medical X-rays and satellites
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examples of Gamma waves
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Medical CT scans and forms of cancer treatments
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Light is...
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the speed limit of the earth
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