Examlex
The oldest family of chat programs is based on the ______________ protocol.
Electromagnetic Radiation
Energy that travels through space in the form of waves, encompassing a broad spectrum from radio waves to gamma rays.
Absorption
The process by which one substance takes up or holds another substance at the interface between them or within its internal structure.
Photon Energy
The energy carried by a single photon, proportional to its frequency and inversely proportional to its wavelength.
Vacuum
A space devoid of matter, where the pressure is much less than atmospheric pressure.
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