Answer:
It happens when something has been cut with H2O.
What can go through glass without breaking it?
It's been around for millions of years, but is never more than a month old. What is it?
My first keeps time, my second spends time, my whole tells time.
I crawl on the earth. And rise on a pillar.
What never asks questions but receives a lot of answers?
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?