Across
- 3. Heat is transferred through a heated fluid
- 5. Point When objects change from a liquid to a solid
- 8. Substances that participate in a chemical reaction
- 10. When objects change from a solid to a liquid
- 12. Allows heat energy to move through them efficiently
- 14. Formed by the complete transfer of valence electrons
- 17. Symbolic representation of a chemical reaction
- 18. Used to keep heat in or out
- 20. Measure of average kinetic energy of the particles in an object
Down
- 1. Melting, freezing, vaporization, condensation, sublimation, and deposition
- 2. Minimum energy needed to cause a process to occur
- 4. In a chemical reaction mass is not created or destroyed
- 6. Heat transfers through direct touch
- 7. 0 degrees Kelvin, -273.15 degrees Celsius, -460 degrees Fahrenheit
- 9. Electron pairs known as "shared pairs" or "bonding pairs"
- 11. What is formed at the end of a chemical reaction
- 13. A chemical reaction that absorbs heat from its environment
- 15. A chemical reaction that releases energy through light or heat
- 16. "Electromagnetic waves"
- 19. Flow of energy from warm to cool places