Aspring with a spring constant of 23.6 n/m has a mass attached that exerts a force of 6.28 newtons. what is the displacement?

Ten students stand in a circle and are told to make a transverse wave. what best describes the motion of the students? each student bumps the shoulder of his or her neighbor. at the exact time, all students take a step to the right. the students skip clockwise, going in a circular motion. one at a time, each student lifts his or her hands up and then down.

Which is not a characteristic of a heat pump? a. it is used in air conditioners. b. it uses a refrigerant. c. it requires no work. d. it reverses the normal flow of thermal energy.

What is the average speed of a car that travels 40 mph for 1 hour and 60 mph in another hour?