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What is electromagnetic radiation? | Live Science

Electromagnetic radiation is a kind of power that’s throughout us and takes many types, reminiscent of radio waves, microwaves, X-rays and gamma-rays. Sunlight can be a type of electromagnetic power, however seen gentle is just a small portion of the electromagnetic spectrum, which comprises a broad vary of wavelengths.

When was electromagnetism found?

Electromagnetic waves are shaped when an electrical discipline (proven in purple arrows) {couples} with a magnetic discipline (proven in blue arrows). Magnetic and electrical fields of an electromagnetic wave are perpendicular to one another and to the path of the wave. (Image credit score: NOAA.)

People have identified about electrical energy and magnetism since historical occasions, however the ideas weren’t effectively understood till the nineteenth century, based on a historical past from physicist Gary Bedrosian of the Rensselaer Polytechnic Institute in Troy, New York. In 1873, Scottish physicist James Clerk Maxwell confirmed that the 2 phenomena had been linked and developed a unified idea of electromagnetism, based on Live Science sister web site Space.com. The examine of electromagnetism offers with how electrically charged particles work together with one another and with magnetic fields.

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