Weather Crossword

4. go from gas to liquid
5. at the current temperature it is the ratio of the amount of water vapor in the air currently to the amount the air could hold at saturation
8. cooling by expansion
11. go from liquid to solid
12. large volume of air that has fairly uniform properties throughout, such as temperature and moisture content, at a given altitude
14. when evaporation and condensation are occurring at the same rate and are at equilibrium (in balance)
15. updrafts and downdrafts in a thunderstorm rotate intensely creating a funnel shaped column of air
16. temperature that the air must fall to to reach saturation
18. tiny particulate water vapor condenses around
19. can happen when cold, dry air masses collide with warm, moist air masses
20. amount of water vapor in the air, expressed in grams of water per cubic meter of air

1. when lighter, warmer air is trapped above cooler, denser air; tends to be stable and prevent severe weather from forming
2. severe storm in which cumulonimbus clouds form and may expand upward until they flatten out against the bottom of the stratosphere. May generate lightning, hail, or tornadoes
3. severe storm that forms around a low-pressure area called an eye
6. Severe storm with winds exceeding 56 km/h (35 mph) and visibility 400 m (¼ mile) or less for at least 3 hours due to blowing snow
7. go from solid to gas
9. 9 go from gas to solid
10. go from liquid to gas
13. cooling when air moves across a cooler surface
17. go solid to liquid