Muscle up what name is given to the rate at which work is done what are the units of this ratecan a pulley, winch, or lever increase the rate at which a person can do work? pay careful attention to the wording of this question, and explain your answer.

Avolcano erupts next to a grassland area in a valley. a. describe three ways in which material released by the volcano could impact the grassland area. b. describe three ways in which the grassland ecosystem could recover after a volcanic eruption.

Write a full page that sumerizes thermodynamics it’s from the website visionlearnig

22. the top of a cliff is located a distance h above the ground. at a distance h/2 there is a branch that juts out from the side of the cliff, and on this branch a bird's nest is located. two children throw stones at the nest with the same initial speed, one stone straight downward from the top of the cliff and the other stone straight upward from the ground. in the absence of air resistance, which stone hits the nest in the least amount of time?