A 45 kg object has a momentum of 225 kg-m/s northward. What is the object's velocity? A. 180 m/s
B. 5.0 m/s
C. 10,125 m/s
D. 0.20 m/s

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.

Energy is the ability to do work which measures what

How can you increase the strength of an electromagnet?