AST101H1 Chapter Notes - Chapter 5: Electronvolt
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AST101H1 Full Course Notes
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Document Summary
light is a form of energy and the energy it carries is called radiative energy. The other two type of energy s are kinetic energy (energy of motion) and potential energy (stored energy) the rate of energy flow is called power and its measured in watts (1 watt = 1 joules) humans require about 10 million joules per day (same as a 100 watt light mulb) basic colors in a spectrum are red, orange, yellow, green, blue and violent. white is visible when all the basic colors are mixed in equal proportions. light from the sun and light bulb is called white light because they contain all colors of the rainbow. wide variety of colors are created by mixing colors of the spectrum in varying proportions. primary colors of vision are red, blue and green. Alternate set of primary colors are red, yellow, blue.