Compared with warm fronts, cold fronts are?

Warm fronts is the transition zone that marks where a warm air mass starts replacing a cold air mass. The movement is from southwest to southeast while Cold fronts is where a cold air mass is pushing into a warmer air mass. They move fast, up to twice as fast as a warm front.

The atoms in each ion are bonded together covalently to form a single unit. The charge is distributed over the entire ion. The formula of ammonium fluoride is NH4F.The formula of potassium sulfate is K2SO4.