Tritium age dating groundwater

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electromagnetic radiation,energy radiated in the form of a wave as a result of the motion of electric charges.

A moving charge gives rise to a magnetic field, and if the motion is changing (accelerated), then the magnetic field varies and in turn produces an electric field......

radiation sickness,harmful effect produced on body tissues by exposure to radioactive substances.

The biological action of radiation is not fully understood, but it is believed that a disturbance in cellular activity results from the chemical changes caused by ionization (see.....

The radiation produced during radioactivity is predominantly of three types, designated as alpha, beta, and gamma rays.