The universe could be considered an isolated system because 1many people think that no energy or matter exists outside the universe. 2energy and matter are created in the universe and flow freely into and out of the universe. 3 energy is created outside the universe and matter is created within the universe. 4energy is created in the universe and matter is transferred out of the universe.
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Asmall 21 kilogram canoe is floating downriver at a speed of 1 m/s. what is the canoe's kinetic energy?
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The universe could be considered an isolated system because 1many people think that no energy or mat...
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