Across
- 2. Instrument with two thermometers, a wet-bulb thermometer and dry-bulb thermometer.
- 5. Rain Precipitation, as rain, snow, or sleet, containing relatively high concentrations of acid-forming chemicals.
- 8. Destructive, rotating colum of air that has very high wind speeds and touches the ground.
- 9. Clouds that look like fluffy, rounded piles of cotton.
- 10. The temperature at which condensation begins.
- 14. A severe storm that develops over tropical ocean.
Down
- 1. Any form of of water that falls from clouds and reaches the Earth's surface.
- 3. Clouds that form in flat layers
- 4. wispy, feathery clouds.
- 6. Long periods of low precipitation.
- 7. The movement of air caused by differences in air pressure.
- 11. The process by which water molecules in liquid water escape into the air as water vapor.
- 12. Humidty The percentage of water vapor in the air compared to the maximum amount the air could hold.
- 13. Point The process by which molecules of water vapor in the air become liquid water.
- 14. A measure of the amount of water vapor in the air.
