When White Light from the Sun Passes Through a Prism

question 216

Multiple Choice

When white light from the sun passes through a prism, it is broken down into bands of light that form colors. The wavelength, , (in nanometers) of some common colors are: Blue: Green: Yellow: Orange: Red: When a fireworks display made of copper is burned, it lets out light with wavelengths, , that satisfy the relationship . Write this inequality without absolute values; find the range of possible values for ; and then, using the preceding list of wavelengths, determine the color of that copper fireworks display.

• A) , Green
• B) , Blue
• C) , Green
• D) , Green
• E) , Blue

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