On the Moon, astronauts inflate a rubber balloon with hydrogen gas and release it at a height of 2 metres. The balloon will. » MCQsTestz

On the Moon, astronauts inflate a rubber balloon with hydrogen gas and release it at a height of 2 metres. The balloon will.

A. Fall down

B. Go upward

C. Remain at the height of 2 metres

D. First go up and finally come down

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