On a hot day, yon are in a sealed, insulated room. the room contains a refrigerator, operated by an electric motor. the motor does work at the rate of 438 w when it is running. the refrigerator removes heat from the food storage space at a rate of 450 w when the motor is running. in an effort to cool the room, you open the refrigerator door and let the motor run continuously. at what net rate is heat added to (+) or subtracted from (−) the room and all of its contents?
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True or false graphs must include scales that increase by the same amount
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This is one type of line graph in which the independent variable is time plotted on the x axis and the dependent variable, also numerical, is plotted on the y axis.
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How to tell if two objects are in thermal equilibrium 1.the objects have the same temperature 2.the objects are the same size 3.the objects are touching each other 4.the objects temperatures are changing
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On a hot day, yon are in a sealed, insulated room. the room contains a refrigerator, operated by an...
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