Who discovered that light is an electromagnetic wave?
singleAnswer
Heinrich Hertz Heinrich Rudolf Hertz
Heinrich Hertz
Who discovered that light is an electromagnetic wave?
Heinrich Hertz Electromagnetic radiation Electromagnetic spectrum Visible spectrum Photon Infrared Optics James Clerk Maxwell Light Speed of light
Heinrich Rudolf Hertz was a German physicist who first conclusively proved the 
existence of the ... Maxwell proposed that <b>light</b> consisted of <b>electromagnetic</b> 
<b>waves</b> of short wavelength, but no one had been able to prove this, ... He 
postulated a dispersion theory before Röntgen made his <b>discovery</b> and 
announcement. It was&nbsp;... <b>Electromagnetic radiation</b> of wavelengths other than those of visible <b>light</b> were 
<b>discovered</b> in the early 19th century. The first <b>discovery</b> of <b>electromagnetic radiation</b> other than visible <b>light</b> came in 
1800, when William Herschel <b>discovered</b>&nbsp;... The visible spectrum is the portion of the <b>electromagnetic spectrum</b> that is visible 
to the human eye. <b>Electromagnetic radiation</b> in this range of wavelengths is 
called visible <b>light</b> or ... In the 17th century, Isaac Newton <b>discovered</b> that prisms 
could disassemble and reassemble white <b>light</b>, and described the phenomenon 
in his&nbsp;... The photon is a type of elementary particle. It is the quantum of the 
<b>electromagnetic</b> field ... The quanta in a <b>light wave</b> are not spatially localized. ... 
the photon probably derives from gamma rays, which were <b>discovered</b> in 1900 by 
Paul Villard,&nbsp;... Infrared radiation (IR), sometimes called infrared <b>light</b>, is <b>electromagnetic</b> 
<b>radiation</b> (EMR) with ... Infrared radiation was <b>discovered</b> in 1800 by astronomer 
Sir William Herschel, <b>who discovered</b> a type of invisible radiation in the spectrum 
lower&nbsp;... Progress in electromagnetic theory in the 19th century led to the <b>discovery that</b> 
<b>light</b> waves were in fact <b>electromagnetic radiation</b>. Some phenomena depend on
&nbsp;... James Clerk Maxwell FRS FRSE (13 June 1831 – 5 November 1879) was a 
Scottish scientist in the field of mathematical physics. His most notable 
achievement was to formulate the classical theory of <b>electromagnetic radiation</b>, 
bringing together for the first time electricity, magnetism, and <b>light</b> ... Through this 
practice he <b>discovered</b> photoelasticity, which is a means of&nbsp;... Visible <b>light</b>, as with all types of <b>electromagnetic radiation</b> (EMR), is 
experimentally <b>found</b> to always move at this speed in a&nbsp;... ... and <b>found</b> that its numerical value was very close to the ... that <b>light</b> is in fact an 
<b>electromagnetic wave</b>.
Maxwell
Electromagnetic radiation