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Wavelengths of the colors

A sheet of acetate paper is wrapped around a clear glass container. A thermometer is placed inside the glass container and held at a distance of 20 cm from a 100 W light bulb. Four different color acetate papers are used (red, green, blue, yellow). If each color paper is held for 45 minutes from the light source, how should the temperatures differ?

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Different colors have different frequencies and different wavelengths. Red has higher wavelength than ...