Across
- 2. the pressure that a column of air exerts on the air,or surface, below it
- 5. transition of a substance directly from the solid to the gas phase without passing through the intermediate liquid phase.
- 7. a mixture of dust, acids and other chemicals that can be hazardous to human health
- 10. air pollution that forms from the interaction between chemicals the atmosphere and sunlight
- 12. temperature at which air is fully saturated because of decreasing temperature while holding the amount of moisture constant
- 13. process by which moisture is carried through plants from roots to small pores on the underside of leaves,
- 18. water found in the ground
- 19. the amount of water vapor in the air
- 20. type of vaporization of a liquid that occurs from the surface of a liquid into a gas
Down
- 1. water in liquid or solid form that falls from the sky
- 3. water that cannot be absorbed into the ground
- 4. precipitation that results when sulfur dioxide and nitrogen oxides combine with moisture in the atmosphere
- 6. the amount of water vapor present in the air compared to the maximum amount of water vapor the air could contain at that tempurature
- 8. the contamination of air by harmful substances, including gases and smoke
- 9. type of precipitation
- 11. the conversion of water vapor or gas to a liquid
- 14. movement of water on earths surface
- 15. the atmospheric conditions, along with short-term changes, of a certain place at a certain time
- 16. gas phase of water
- 17. series of natural processes in which water continually moves among land and the atmosphere