Imagine that you hear the following weather reporte "Florida is sweltering in summerlike heat and humidity ahead of a cold front that promises
to bring down polar air from Canada and cool down the state next week
What is a front
O a region where there are severe thunderstorms
O an area whereatrogical storm is likely to form
O a boundary between two air masses with the same temperature
O a boundary between two air masses with different densities and usually different temperatures