Raindrops that freeze into solid particles of ice smaller than 5mm as they fall through a layer of air colder then 0*c are called snow or sleet>

 Sometimes raindrops fall through a layer of air below 0°C, the freezing point ofwater. As they fall, the raindrops freeze into solid particles of ice. Ice particles smaller than 5 millimeters in diameter are called sleet. 

What’s the