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    samasama's Avatar
    samasama Posts: 2, Reputation: 1
    New Member
    		  
    #1

    Apr 9, 2010, 06:25 AM
    What are radio waves exactly?
    I want to know how they work and what are their uses.
    RickJ's Avatar
    RickJ Posts: 7,762, Reputation: 864
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    #2

    Apr 9, 2010, 06:50 AM

    Here is a great web page from NASA that gives the basics, including what you are asking: Radio Waves
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