Q.

Which of the following celestial bodies contains abundant quantities of helium-3, a potential source of energy?

A. Earth
B. Moon
C. Venus
D. Saturn
Answer» B. Moon
Explanation: The Moon and other celestial bodies contain a vast amount of natural resources. One, and in abundance, is helium-3. It is estimated that forty tons of it can meet twenty five percent of the global energy demand for one year.
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