Unit 2 Topic 3

4. when heat is transferred through gas or water.
5. the transfer of energy, such as heat or electricity, through direct contact between objects or particles
8. A measure of the amount of matter contained in or constituting a physical body
9. the generation, use, conversion, and exchange of thermal energy between physical systems
12. energy that moves as waves or particles
14. the quantity of heat required to raise the temperature of one gram of a substance by one Celsius degree
15. a substance or device which does not readily conduct electricity.
16. the distinct forms in which matter can exist; gas, solid, liquid
17. energy that is transferred from one body to another as the result of a difference in temperature.

1. the energy an object has because of the movement of its molecules
2. the process of heat transfer that occurs when a fluid moves
3. the form of energy that an object possesses due to its motion.
4. an object or type of material that allows the flow of charge in one or more directions.
6. energy can neither be created nor destroyed - only converted from one form of energy to another.
7. a collection of objects or particles that are being studied together
10. any substance that has mass and takes up space by having volume.
11. defined as the ability to do work or cause change
13. the average kinetic energy of all the atoms or molecules of that substance.