SAT, 22.06.2019 03:00 nayelimoormann

Which two statements are true about a system? 1. a system is a group of objects analyzed as one unit. 2. energy that moves across system boundaries is conserved. 3. there’s only one way to define the boundaries of a system. 4. all systems are made by humans.

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Which two statements are true about a system? 1. a system is a group of objects analyzed as one uni...

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