What are X-rays?

What are X-rays? An X-ray is a packet of electromagnetic energy (photon) that originate from the electron cloud of an atom . This is generally caused by energy changes in an electron, which moves from a higher energy level to a lower one, causing the excess energy to be released.

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Do x-rays have a high wavelength?

X-rays have smaller wavelengths and therefore higher energy. We usually talk about X-rays in terms of their energy rather than wavelength. This is partially because X-rays have very small wavelengths! X-rays were first discovered in 1895 by Wilhelm Conrad Roentgen, a German scientist who found them quite by accident.

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