Refraction & Dispersion: Definition, Snell's Law & Index of Refraction


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The index of refraction compares the speed of light in a certain medium with the speed of light in

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1. In Snell's Law, the ratio of the indices is related to the inverse ratio of the _ of the angles.

2. The separation of white light through a prism happens because each frequency (color) is _ at a different angle.

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About This Quiz & Worksheet

This quiz and worksheet combo will help gauge your understanding of the mechanics of wave refraction. Topics you will need to know in order to pass the quiz include Snell's Law and the index of refraction.

Quiz & Worksheet Goals

Questions focus on your understanding of the following:

  • What the index of refraction compares
  • Components of Snell's Law
  • Separation of white light through a prism
  • Light traveling from a slower medium to a faster medium
  • Normal line in refraction

Skills Practiced

  • Reading comprehension - ensure that you draw the most important information from the related natural sciences lesson
  • Interpreting information - verify that you can read information regarding the mechanics of wave refraction and interpret it correctly
  • Knowledge application - use your knowledge to answer questions about Snell's Law

Additional Learning

To learn more, review the lesson Refraction & Dispersion: Definition, Snell's Law & Index of Refraction, which covers the following objectives:

  • Define refraction and dispersion
  • Understand the angle of incidence
  • Identify the index of refraction
  • Recall Snell's Law