Apulley system has an efficiency of 65.1%. if you perform 350 j of work, how much useful work does the pulley perform?

it is easily magnetized.

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

you can cut your hand off if your not