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a prism will split white into roygbiv because of the refractive index of each color normal is the norizontal line [image] |
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| raindrops act as prisms for sunlight |
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| interference by thin films (3) i.e. |
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thin material (a few wavelengths thick) light will reflect from both the top and bottom causing interference 2 or more waves arrive simultaneously at the same point in space Young's double slit experiment soap bubbles, oil slicks |
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| scatter molecules, horizontal reflection (except when it is perpendicular to the surface) |
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| increasing the intesity of light increases the # of photoelectrons emitted but their KE stays the same |
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