Answer:
Step-by-step explanation:
To answer this question Because from the warm air and it is dry that is key. The air is less dense, and the cold front coming in will push the warm air up because cold air is heavier than warm air causing the cold air to take over the warm air. Cold fronts can move very quickly and bring Hail, thunderstorms and snow. The cooler weather that is brought by cold fronts, the dry air mass behind the col front that pushed up the warm air mass.
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