Frost, raindrop, sunset glow and hail, which one is different?

You have to ask frost, raindrops, sunset glow and hail which are not the same kind, sunset glow.

Frost raindrops, sunset clouds and hail do not belong to one category, but to sunset clouds, not weather, and frost raindrops and hail belong to weather.

Weather: sunny, cloudy, cloudy, shower, thunderstorm, thunderstorm accompanied by hail, sleet, light rain, moderate rain, heavy rain, rainstorm, heavy rain, snow shower, light snow, heavy snow, blizzard, fog, freezing rain, frost, etc.

Cloud is a natural phenomenon, which is the general name of cloud. This natural phenomenon is caused by the rise of humid air. In the process of rising, because the external air pressure decreases with the height, its volume gradually expands, and it consumes its own heat in the process of expansion. In this way, the air rises and cools, forming clouds.