Which of the following statements about energy in systems is true? when energy is transferred or transformed within a system, some matter must be changed into energy so that the total amount of energy remains constant. the total amount of energy in a system must be equal to the total amount of matter in that system. energy can be transferred or transformed inside or outside of a system, but energy cannot be destroyed?
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Which of the following statements about energy in systems is true? when energy is transferred or tr...
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