Memory ConcentrationVersion en ligne Make as many matches as you can prior to the time running out in 5 minutes par tom discafani Cooler dry air pushes warm moist air out of the way to create winds and thunderstorms A warm air mass is sandwiched between two colder or cooler air masses. Creating days of unstable weather. A device to measure relative humidity is called a hygrometer. Hygrometer Measures the air pressure Neither the cold air mass or the warm air mass is strong enough to push the other one out of the area. Thus they just sit there fighting each other Storm cloud (Cumulonimbus) Warm moist air is unable to push cooler dry air and is then forced over the top of the cooler air Massively destructive Hurricane Katrina ready to strike Louisiana and Mississippi A Vortex of spinning air which has come down from the cloud and is making contact with the ground A twisting vortex of air that has yet to hit the ground.
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