A high-temperature source supplies a heat engine with 71 kJ of energy. The heat engine rejects 8.0 kJ of energy to a low-temperature sink. How much work does the heat engine produce

igneous rocks also form where plates converge. the subducting plate melts as it sinks into the crust of the earth, and the melt rises into the overriding plate forming volcanoes. metamorphic rocks are formed mainly in the lithosphere, wherever there is high pressure and high temperature. -woods

because if the tool that you are using is not balanced it there would be false mass.

the answer is c. the lower legs are levers, and the knees are fulcrums. the ankles hold the loads.