Answer:
Welding and computer chips
Isotopes of carbon or any element
Answer is D
Explanation: A gamma ray primarily consists of pure energy and no mass.
As iron heats up, the arrangement of its atoms changes several times before it melts. ... Iron is magnetic at room temperature, and previous work predicted that iron's magnetism favors its open structure at low temperatures, but at 770 degrees Celsius iron loses its magnetism.
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