thermal energy {Ans: The total energy of motion in the particles of a substance}objects with potential energy {Ans: fuels, batteries, bow and arrow}temperature {Ans: A measure of the average energy of motion of the particles of a substance.}energy {Ans: the ability to do work}kinetic energy {Ans: energy of motion}Law of Conservation of Energy {Ans: Energy cannot be created or destroyed}controlled variables {Ans: All those things that must be kept the same during the investigation to produce a valid, fair test.}heat {Ans: thermal energy in transfer from one body of matter to another}potential energy {Ans: stored energy}Celsius scale {Ans: The temperature scale on which water freezes at 0 degrees and boils at 100 degrees}two examples of an electric source {Ans: generators and batteries}variable {Ans: A factor that can change}kinetic and potential energy {Ans: ability to cause changes in matter and can change into other forms of energy}Fahrenheit scale {Ans: The temperature scale on which water freezes at 32 degrees and boils at 212 degrees}