Who was the first to prove the existence of electromagnetic waves?
James Clerk Maxwell
Heinrich Rudolf Hertz
Wilhelm Conrad Röntgen
Heinrich Rudolf Hertz (1857-1894) was a German physicist who first conclusively proved the existence of the electromagnetic waves theorized by James Clerk Maxwell's electromagnetic theory of light. The unit of frequency — cycle per second — was named the "hertz" in his honor.
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+1 Very interesting! Ninjai
+1 Very interesting! Piper Perabo