Great for elementary and middle school as an intro to new material. When we talk about light waves, there's much more than meets the eye. From radio waves that send information to microwaves that excite water molecules in food to transfer heat to them to infrared heat that we feel instead of see. In this article, student will read that these are all types of light that are beneath the visual range.
Vocab words: microwaves, radio waves, infrared
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