Amalgamating is the coating of zinc plate with mercury.
Microwaves and radio waves are employed in radio and satellite communications while infrared waves are used in remote controls and infrared features of new phones and other electrons. However, gamma rays have far too much energy and cause damage to the body. They are not used in communication.
The answer is A.
The answer in Meters is going to to 1265.341
Because they occur at an atomic level, changing the actual structure of the thing.
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