1. Air Masses

2. Air Mass - a large mass of air which has similar ____________ and _________ characteristics.
temperature
moisture

3. _____________: the location where an air mass comes from
Source region

4. Continental Arctic cA Very Cold Very Dry Arctic Canada
Symbol: Temperature: Moisture: Origin: cA
Very Cold
Very Dry
Arctic Canada

5. Continental Polar cP Cold Dry Central Canada
Symbol: Temperature: Moisture: Origin: cP
Cold
Dry
Central
Canada

6. Continental Tropical cT Warm Dry SW United States
Symbol: Temperature: Moisture: Origin: cT
Warm
Dry SW
United States

7. Maritime Tropical mT Warm Wet Gulf of Mexico & Pacific Ocean
Symbol: Temperature: Moisture: Origin: mT
Warm
Wet
Gulf of Mexico &
Pacific Ocean

8. Maritime Polar mP Cold Wet NE Coast of US & NW Pac. Ocean
Symbol: Temperature: Moisture: Origin: mP
Cold
Wet
NE Coast of US &
NW Pac.
Ocean

12. Perfect weather for…
Think of an outdoor sport or activity that you enjoy.
What type of air mass would be perfect for your sport or activity?
What type of air mass would prevent you from enjoying your sport or activity.
Provide evidence for your statement.
Example: I love ___. ______ air mass would be perfect for ______ because…