<p> PREDICTING WEATHER</p><p>Weather forecasting involves a combination of ______, ______and a knowledge of ______and ______.</p><p>What is a Weather Satellite?  Primarily used to ______.</p><p> Can also monitor fires, effects of pollution, auroras, sand and dust storms, snow cover, ice mapping, boundaries of ocean currents, etc. </p><p>What is Radar?</p><p>Radar is an electronic instrument, which determines ______and ______of objects that reflect radio energy back to the radar site. It stands for______. This is what meteorologists use to see ______.</p><p>What is Doppler Radar?</p><p>Doppler Radar gives forecasters the capability of providing ______of severe thunderstorms that may bring strong damaging winds, large hail, heavy rain, and possibly tornadoes. </p><p>How does Doppler Radar work? This change in the frequency of sound is called the ______.</p><p>What is NEXRAD Radar?</p><p>This radar produces ______that allows meteorologists to determine if a storm could be severe. </p>