Explanation:
Snow :
1. Snows are formed in the clouds below the freezing temperature.
2. Snow falls through the cold air and it reaches the surface.
3. Snow never falls through warm air, it remains frozen.
Sleet :
1. Sleet is the liquid precipitation that freezes before reaching the ground.
2. Sleets are formed when snow melts and then it re-freezes into ice pellets.
3. It is formed by the frozen precipitation in the shallow warm air.
