Lesson 4.2 Puzzle

3. ___ air holds less water vapor than warm air
4. clouds form when water vapor in the air ___ to form liquid or ice crystals
8. this is one of the two types of “middle level” clouds that often indicate precipitation
9. at a certain altitude, air cools to the dew point and ___ begins, the process by which molecules get closer together and form droplets or ice crystals
12. this is one of the two types of “middle level” clouds that often indicate precipitation
13. in order for clouds to form, ___ must be present in the air (such as smoke)
15. these clouds are towering clouds with flat tops and often produce thunderstorms
16. one of the major types of clouds, appear “flat-like”, produce cloudy weather
17. after sunrise, fog typically ___ and the water returns to the atmosphere
18. this is the term that describes ice deposited on a surface that is below freezing

1. clouds that form close to the ground
2. this prefix means “high” and is used to describe certain cloud types
4. one of the major types of clouds, appear “feather-like”, produce fair weather
5. this prefix means “rain” and is used to describe certain cloud types
6. this prefix means “spread out” and is used to describe certain cloud types
7. when measuring distance from the ground, measurements are recorded in ___ when using metric measurements
10. point, the temperature at which condensation begins
11. the measure of distance from the ground
14. this prefix means “heap” and is used to describe certain cloud types
15. one of the major types of clouds, appear “cotton-like”, produce fair weather
16. scientists classify clouds based on their ___