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Light is Additive

Light is Additive. RGB JAVA Applet C L I C K H E R E. Green = Yellow + Cyan. Cyan = Green + Blue. Yellow = Red + Green. Red = Yellow + Magenta. Blue = Magenta + Cyan. Magenta = Red + Blue. Kotz & Treichel, Chemistry & Chemical Reactivity , 3 rd Edition , 1996, page 1074.

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Light is Additive

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  1. Light is Additive RGB JAVA Applet C L I C K H E R E Green = Yellow + Cyan Cyan = Green + Blue Yellow = Red + Green Red = Yellow + Magenta Blue = Magenta + Cyan Magenta = Red + Blue Kotz & Treichel, Chemistry & Chemical Reactivity, 3rd Edition , 1996, page 1074

  2. W Light is Additive Yellow = Red + Green Cyan = Green + Blue Magenta = Red + Blue Kotz & Treichel, Chemistry & Chemical Reactivity, 3rd Edition , 1996, page 1074

  3. Pigments are Subtractive Magenta Blue Red Cyan Yellow Green

  4. Frequency (Hz) 1 102 106 104 1010 108 1022 1020 1018 1016 1014 1026 1024 infra- red radio (microwave) radar tele- vision radio power transmission gamma rays x-rays ultra- violet cosmic rays 1016 1012 1014 106 108 1010 10-4 10-2 1 102 104 10-8 10-6 Wavelength (nm) Near Infrared UV Yellow Orange Red Violet Blue Green 700 nm 600 nm 500 nm 400 nm Absorbance of Chlorophyll 1.5 1.2 0.9 Absorbance 0.6 0.3 0.0 300 400 500 600 700 800 Wavelength (nm)

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