The second installment of a seven-part series focuses on the refraction of light and how it affects the colors we see. Learners consider how this concept connects to biosensors for cancer detection.

Concepts

cancer, biomedical engineering, the index of refraction, optics, refraction, technology resources

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Instructional Ideas

• Have the class brainstorm examples of refraction in everyday life

Classroom Considerations

• Learners must have previous knowledge of waves and of diffraction and interference
• Be sure to use the associated activity (third installment of the series)

Pros

• Includes vocabulary list with links to other websites
• Teacher resource contains sample answers to all worksheet problems

Cons

• None