| A | B |
| Warm Front | Carries less moisture |
| Cold Front | Carries more moisture |
| Barometer | An instrument for measuring atmospheric pressure |
| Air Mass | A large area in the atmosphere in which the temperature and moisture conditions are similar |
| Climate | The average weather conditions, in terms of temperature and moisture, of an area over a long period of time |
| Clouds | Masses of water droplets suspended in the air. |
| Continental Air Mass | An air mass that forms over land and therefore is relatively dry |
| Maritime Air Mass | An air mass that forms over water and therfore is relatively moist |
| Weather | Takes place in the hyrdosphere |
| Jet Stream | Starts in the West Coast and ends in the East Coast |
| WInd Speed | Speed of the wind |
| Hurricane | Low Pressure System starting in the Atlantic Ocean and getting stronger in warm water |
| Thunderstorm | Cold Front under a Warm Front cuasing severe winds, heavy rain, lightning, and thunder |
| Tornado | Cuased by a severe thunderstorm in the Great Plains |