Saturday, September 17, 2016

3.4 Understand that waves transfer energy and information without transferring matter

As it says, waves transfer energy and information, but not matter. 

For example, when your radio picks up radio waves, it doesn't gain mass or anything because matter is not transferred. However, information is (in this case, the voice/music). Another example would be infrared. Here, the heat is transferred, which is a form of energy.

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