A car slams on its brakes creating an acceleration of -6.2m/s2. It comes to rest after traveling a distanceof 200 m. What was its velocity before it began to accelerate?

Alfred pushes on a heavy box, but cannot move it. the box has a lot of inertia motion friction gravity

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

The uniform slender bar rests on a smooth horizon- tal surface when a force f is applied normal to the bar at point a. point a is observed to have an initial acceleration aa of 20 m/s2, and the bar has a corre- sponding angular acceleration of 18 rad /s2. deter- mine the distance b.