Across
- 1. line of equal pressure
- 3. large body of air with similar characteristics (2 words)
- 4. line of equal temperature
- 6. how far you can see
- 7. a boundary between air masses
- 8. how much open space between particles
- 9. totally full
- 10. high pressure system
- 13. a seasonal shift in the prevailing wind direction
- 14. low pressure system
- 16. the presence of how much water vapor is in the air
Down
- 2. instrument that measures pressure
- 5. change from liquid to gas
- 11. upward flowing of air currents causing clouds to form
- 12. when cold front catches up to warm front and overtakes it
- 15. typical weather conditions observed over a long period of time for a given area