Labels:atomic clock | crt screen | monitor | plant | road | sky | traffic light OCR: R ADIA ON The process by which electromagnetic energy is propagated through free space by photons or the photons themselves The various energies radiation create the electromagnetic spectrum Radiation can be represented with electric and magnetic lields hence the name "electromagnetic spectrum' AMAMAMAM Particle emissions such as alpha particles (helium nuclei composed two protons and two neutrons) or beta particles electrons or positrons) by radioactive elements RADIATIDN fields
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