10 Facts About Rain

1. Rainfall is classified as light if not more than 0.10 inch per hour, and heavy if more than 0.30 inch per hour. 
2. All precipitation starts as ice or snow crystals at cloud level. 
3. Freezing rain is rain that freezes as it hits the ground; sleet is frozen ice pellets. 
4. Rain drops are not shaped like this , they are shaped like this as they fall. 
5. The umbrella was originally intended for shade from the hot Egyptian sun. 
6. Raindrops vary in size from 0.02 inch to about .031 inch diameter. 
7. Big, heavy raindrops can fall at speeds up to 22 miles per hour!
8. After the rain fall, dirt, weeds, grass will have some typical scent. This compound is called petrichor.
9. If the droplets of rain is frozen, it won’t be like the normal ice in the freezer. It will turn into a beautiful piece of crystal
10. And the last fact, the most mysterious one is rain has the ability to hypnotize people to reminisce their memories. And without being able to get the scientific evidence, scientists could only conclude "In the rain, there are songs that can only be heard by those who missed".