A heat engine operates between a hot reservoir with a temperature of 400 k and a cold reservoir with a temperature of 300 k. The engine accepts 500 j of energy from the hot reservoir, does 150 j of work, and exhausts 350 j of energy into the cold reservoir.

25 points fast click to review the online content. then answer the questions(s) below, using complete sentences. scroll down to view additional questions. online content: site 1. take the study skills assessment. identify one area in which you could improve. then describe what steps you will take to improve in that area.

Mount saint helen the great lakes and death valley are physical features of the earth which scientific term describes these features

At work claire has a deadline that is rapidly approaching. as she works, she finds that she is doing more work in a shorter amount of time than usual. she thinks mor quickly, and her senses and memory are sharper. what is responsible for claire working more effectively?