If the x and y vector components of Vector A are 21 and 4.0, respectively, what is the magnitude of Vector A? Round your answer to the nearest hundredth.

In which of the following cases is work being done on an object? question 2 options: pulling a trailer up a hill carrying a box down a corridor suspending a heavy weight with a strong chain pushing against a locked door

In a voltaic cell, electrons flow from the (positive/negative) to the (positive/negative) terminal.

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