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Week 7.6 Science

Cold Front When a cool air mass pushes under to replace a warmer air mass at ground level
Warm Front When a warm air mass rises over to replace a cooler air mass
Stationary Front The boundary between two air masses, where neither air mass can overtake the other
Occluded Front When a cold front overtakes a warm front
Doppler Radar A radar tracking system using the Doppler effect to determine the location and velocity of a storm, clouds, precipitation, etc.
Groundwater The water that is below the surface of the ground that fills porous rock or soil.
Sleet Raindrops that are smaller than 5 millimeters in diameter that freeze on their way to the ground.
Hail Round pellets of ice that are larger than 5 millimeters in diameter that form during circulating through cool areas of cumulonimbus clouds
Weather the state of the atmosphere at a given time and place.
Dew Point The temperature at which condensation begins
Created by: grace15