Across
- 2. point: the temperature at which a liquid turns into a solid
- 3. state of matter with a fixed shape and volume
- 5. The transition from gas to liquid
- 6. Property: A characteristic that can be observed without changing the identity of the substance
- 8. A combination of two or more substances that are not chemically bonded
- 9. A group of atoms boned together
- 11. point: The temperature at which a solid turns into a solid
- 13. Property: A characteristic that describes how a substance reacts with other substances
- 14. The transition from gas to liquid
- 15. A substance that cannot be broken down into simpler substances by chemical means
- 16. The basic unit of matter
- 19. A state of matter with no fixed shape or volume
- 20. the transition from gas to liquid
- 21. diagram: A graph that shows the conditions under which different phases of matter are stable
- 24. An ionized gas, often found in stars
- 25. A measure of the average kinetic energy of the particles in a substance
- 26. A measure of how much mass is contained in a given volume
Down
- 1. mass per unit volume of a substance
- 4. The amount of space occupied by a substance
- 7. the Transition from solid directly to gas
- 10. A substance formed when two or more elements are chemically combined
- 12. A state of matter with a fixed volume but no fixed shape
- 17. The process of a substance changing from a liquid to a gas
- 18. point: The temperature at which a liquid turns into gas
- 22. The form or out line of a substance
- 23. Transition: The process of changing from one state of matter to another
