In a spring experiment, the results were as follows: a. Complete the table. b. What is the length of the spring when unstretched? c. Plot a graph of extension against load (stretching) d. One of the results is wrong? Which is it? What do you think it should be? e. Mark the elastic limit on your graph

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

Asatellite component is in the shape of a cube with 10cm edges, has an evenly distributed mass of 2 kg and one bolt hole at each of four corners. if the maximum predicted random vibration environment is 10 grms, what bolt size would be a good choice for restraint? what other factors might drive bolt size besides force/stress?

Which changes would result in a decrease in the gravitational force btween two objects? check all that apply