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The process shown in this diagram contributed great amounts of heat to the young planet Earth and is best known as radioactive

A) decay.
B) fission.
C) fusion.
D) isotope.

User Jun Wang
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2 Answers

5 votes
Hey there

I believe the correct answer is (A)

(A) = Decay
User Vroo
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The process shown in this diagram contributed great amounts of heat to the young planet Earth and is best known as radioactive decay. Decay is known to release large amounts of heat.
User Kerris
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