Air masses are categorized by their humidity and temperature. Fronts are a boundary that forms when air masses meet.Cold Front *as cold air moves forward, warm air is pushed upward* cold air mass...
Cold fronts are defined by cold air advancing, sliding under and displacing warmer air - they are steeper and move more quickly. Warm air cannot displace cold air easily because it is less dense....
A warm front is a front that is created when a warm air mass and a cold air mass meet but do not mix. The warm air mass slowly moves and catches up to the cold air mass and slowly crashes into it,...