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Homework exercises on Visible Light for a Physical Science course.  Also refer to optics, physics, lasers, colors, vision, cameras, spectrum,  WBT, education, distance learning, Ron Kurtus, School for Champions. Copyright © Restrictions

Light - Homework

INSTRUCTIONS: Print out a copy of this homework assignment, answer the questions correctly, and send the homework to your instructor.

YOUR NAME:

1. Name three devices used to detect visible light.

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2. Name three sources of light.

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3. What are the four major characteristics of a light wave? (Hint: the same as for sound).

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4. Approximately, how fast does light travel in miles per second? In kilometers per second?

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5. Is a light wave a transverse or compression wave?

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6. What is polarization of light?

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7. Give an example of a use for a Polaroid filter.

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8. What is the relationship between light, electricity and magnetism?

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9. What is the relationship between visible light and microwaves?

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10. Are there any other light waves besides what we see? If so, name three such waves or rays.

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11. What is refraction of light?

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12. What happens when light passes from air into water?

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13. How is the human eye similar to a camera? (Draw a picture)

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14. What are the colors of the visible spectrum? (Hint: remember a man's name.)

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15. What can be used to separate light into its colors?

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