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What Determines the Color of a Transparent Object?

What Determines the Color of a Transparent Object?. How Do We Describe Color ?. Transparent objects absorb and reemit certain frequencies of visible light The frequencies of light that match the natural frequencies or vibrations of electrons in the transparent matter are absorbed

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What Determines the Color of a Transparent Object?

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  1. WhatDetermines the Color of a Transparent Object?

  2. How Do WeDescribeColor? • Transparent objects absorb and reemit certain frequencies of visible light • The frequencies of light that match the natural frequencies or vibrations of electrons in the transparent matter are absorbed • The remaining frequencies of light are transmitted because they are reemitted

  3. Color by Transmission • A blue transparent objectwillabsorbcolorsexcept the bluefrequency. The bluefrequencyisreemitted.

  4. Color by Transmission • Glass is transparent to visible light but blocks ultraviolet and infrared. • Theirfrequencies are higher and lowerthan glass’ naturalfrequencies

  5. YourTurn… Transparent lightSmartBoardExercise

  6. YourTurn… Transmission and the Speed of light Worksheet

  7. WhatisColor by Reflection? • Black isactually not a color. • It is the absence of light. • When an objectabsorbs all visible light, itappears black.

  8. Homework • Read pp. 562-569 • Answer Ques. 6, 8, 38

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