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: [[Radiowave]]s can pass through many non-metals unaffected.
====Making Radiowaves====
: [[Radiowave]]s are made by [[Alternating Current|alternating currents]]. This can be used to broadcast signals. The [[radiowave]]s will then induce an [[Alternating Current|alternating current]] in an antenna.
====Applications====
: [[Radiowave]]s can be used in communication including radio broadcasts and television broadcasts because they can be created by [[Alternating Current|alternating current]] and can cause an [[Alternating Current|alternating current]] in [[metal]]s.
====Dangers====
: There are no dangers of [[radiowave]]s.