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For each of the following systems and time intervals, select the appropriate reduced version of the equation below, the conservation of energy equation. ΔK + ΔU + ΔEint = W + Q + TMW +TET + TER (a) your body while you sit quietly and eat a peanut butter and jelly sandwich for lunch ΔEint= W+Q+Tet? (b) your home during five minutes of a sunny afternoon while the temperature in the home remains fixed 0= Q+Tmt+Tet+Ter?
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