Sue travels 10 miles north, 3 miles east, 7 miles south, 2 miles west, 1 mile north, 1 mile west, and 4 miles south. a. Draw the motion.
b. What is her displacement?
c. What is her distance?

At time t=0, a particle is located at the point (3,6,9). it travels in a straight line to the point (5,2,7), has speed 8 at (3,6,9) and constant acceleration 2i−4j−2k. find an equation for the position vector of the particle.

In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final

How can waves travel through ground?