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Geography, 26.10.2019 03:43, lewismichelle11
Each item following is a characteristic of a one-solar-mass star either during its protostar phase or during its main-sequence phase. match the items to the appropriate phase.
-energy generated by nuclear fusion-lasts about 10 billion years
-energy generated by gravitational contraction
-radius much larger than the sun
-pressure and gravity are not precisely balanced
-luminosity much greater than the sun
-surface radiated energy at same rate that core generates energy
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Answers: 1
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Each item following is a characteristic of a one-solar-mass star either during its protostar phase o...
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