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Questions for Discussion: Tour the Electromagnetic Spectrum
What are electromagnetic waves?
What is a photon?
Name one manufactured device or natural phenomenon that emits electromagnetic radiation in each of the following wavelengths: radio, microwave, infrared, visible light, ultraviolet, X-ray, and gamma ray.
Which type(s) of electromagnetic radiation do human bodies emit? Which type(s) can our senses detect?
List three ways that electromagnetic radiation is used to improve our everyday lives.
