Pressure waves passing through the liquid outer core are: bent reflected absorbed canceled

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.

When a 5.0kg cart undergoes a 2.2m/s increase in speed, what is the impulse of the cart

The mantle is made up of which structural zones?