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the gravitational force on the moon is 1.6 m/s2. if an astronaut has a mass
of 84 kg on earth, what will be his mass when he is standing on the moon?
o a. 52.5 n
ob. 84.0 n
0 c. 134.4 n
od. 823.2 n

How is electrolysis most commonly used to produce an energy source? a - splitting water molecules produces oxygen, which organisms breathe to fuel their bodies. b - splitting water molecules produces hydrogen gas, which is used to power machines through hydrogen fuel cells. c - splitting carbon dioxide molecules produces coal, a form of carbon that can be burned to produce heat. d - splitting carbon dioxide molecules produces natural gas, which can be burned to generate electricity in power plants.