Biology, 05.07.2019 05:30 BreBreDoeCCx
Which two generalizations can be made based on what you know about cycles of matter in a closed system? 1 new matter is added, and old matter is destroyed. 2 matter changes its physical form, allowing it to return to its original state. 3 the amount of matter within the system remains the same. 4 matter and energy can cross the boundaries of the system. 5 the cycle has a well-defined starting and stopping point.
Answers: 2
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Which two generalizations can be made based on what you know about cycles of matter in a closed syst...
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