Across
- 2. Average kinetic energy of all the particles in a material; measured by a thermometer in degrees
- 6. A state of matter with a definite volume but no definite shape
- 7. A chemical reaction in which heat is released
- 9. A single substance, either an element or a compound, with definite composition and properties
- 11. A chemical reaction in which heat is absorbed
- 13. A state of matter with indefinite volume and shape
- 14. The process by which one or more substances change to produce one or more different substances
Down
- 1. Energy that is stored in a system or object
- 3. The total kinetic energy of the tiny particles that make up matter
- 4. Movement of energy from one system to another
- 5. Force exerted on matter through contact with other matter; affects melting and boiling points
- 8. Energy transferred between two objects of different temperatures that moves continually in a predictable pattern
- 10. Energy of motion
- 12. A state of matter with definite volume and shape