Across
- 6. The quantity of a substance within a certain volume
- 9. Evaporation of water from plants
- 10. A weak bond between a hydrogen atom in one molecule and another atom in another molecule. (this makes water unique)
- 11. The point where an earthquake begins.
- 12. The pressure exerted by the atmosphere on all objects within it.
- 14. A substance that is dissolved in a solvent
- 15. two or more atoms linked together to make a substance with unique properties
- 16. the smallest chemical unit of matter
Down
- 1. The moisture content of air
- 2. A molecule that has slight positive and negative charges due to an imbalance in the way electrons are shared
- 3. The cooling of a gas that happens when the gas expands with no way of getting more energy
- 4. The process by which certain gases trap heat that radiates from the earth.
- 5. The phenomenon that occurs when individual molecules are so strongly attracted to each other that they tend to stay together, even when exposed to tension
- 7. the number of molecules or atoms of a substance in a mixture for every 1 million molecules in that mixture.
- 8. An instrument used to measure atmospheric pressure
- 13. A liquid substance capable of dissolving other substances