Principles of Light: Electromagnetic Spectrum
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Date *
Class Period *
How much of the visible spectrum makes up the electromagnetic spectrum (EM)? *
Which  type  of electromagnetic wave has the shortest wavelength? *
In order for an object to seen, light emitted by or scattered from it must be detected by what? *
What best describes how light travel? *
How does light travel if the medium it travels through does not change? *
What best describes light? *
The angle of reflection of a light beam is equal to what? *
What happens to the different colors of light when white light shines on an opaque, violet object? *
The planet Mars does not produce light. But if you look at Mars at night it shines like a star with a reddish light. Explain why Mars shines and why you see reddish light. *
Explain why ultraviolet light can be both helpful and harmful. *
What colors of light make up white light? *
How does light behave? *
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