Weather Patterns

4. When colder, denser air moves downward
5. A visible mass of tiny water droplets in the sky
6. Water vapor cools and forms
10. The process where liquid water changes into water vapor
12. The amount of heat in the air
13. The movement of energy from one place to another
17. A front with three air masses that forms when a cold front overtakes a warm front

1. Water in gas form in the atmosphere
2. When warmer, less dense air moves upward
3. Lines on weather maps connecting equal air pressure that shows wind.
5. A boundary marked by a blue line on the map where cold air pushes under warm air
7. A boundary marked by a red line on the map where warm air moves over cold air
8. The condition of the atmosphere at a certain place and time
9. A body of air with similar temperature and humidity throughout
11. How tightly packed molecules are in a substance
14. A front that is not moving
15. The amount of water vapor in the air
16. Water found in oceans, lakes, and rivers