unit cover

1. the only way to keep something from cooling is to keep it ____
4. any substance that has a defined composition
5. changing position over time
7. small particles into which an element can be dived and still have the properties
9. increase in the speed of a fluid occurs simultaneously with a decrease in static pressure
10. the energy of motion
11. liquid to gas
12. a type of matter with specific properties that make it less rigid than a solid but more rigid than a gas
14. liquid to gas
16. a regular geometrical arrangement of points or objects over an area or in space
17. superheated matter another one of the 4 states of matter
20. of the transfer from one molecule to another by direct contact
21. the transfer of heat by electromagnetic waves
22. solid to liquid

2. measure of average keneitic energy
3. law stating that the pressure of a given mass of an ideal gas is inversely proportional to its volume at a constant temperature.
4. the movement of heat by a fluid such as water or air
6. liquid to gas much faster
8. 2 or more atoms chemically combined
13. liquid to solid
15. a substance that has no fixed size or shape also one of the 4 states of matter
18. a state of matter characterized by particles also one of the 4 states of matter
19. the act or process of melting or making fluid by heat.
20. heat always moves, from warmer to____ objects