In this sentence, “if you have ever held a cup of hot cocoa in your hands, you’ve experienced the movement of thermal energy”, identify the term used to describe the movement of thermal energy and describe the direction in which thermal energy always moves.

Dc versus ac problem. suppose your dc power supply is set to 15 v and the vertical setting on the oscilloscope is at 5 v/div. how many divisions will the trace deflect if you connect the output of the power supply to the scope with the a input switch set on dc? how many divisions if the switch is on ac?