John wants to lift a refrigerator into the back of a U-Haul truck that is 2
meters high. The refrigerator has a weight of 2000 N. John uses a pulley
which requires him to use 40 N of force. Danielle uses a ramp that requires
her to use 10 N of force. Find the Mechanical Advantage for each
person/machine.

choosing tennis and golf balls is your inde choice.

their mass and volume are dep

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