Easy Riddles and Answers

Question: What is the tallest building in the world?

Question: What arrives at the end and can occur several times a day, once every month, or last millions of years?

Question: What disappears as soon as you say it?

Question: You feel me but can't touch me, you can hear me but can't see me. I move leaves in trees, you need me to live. At my highest speeds i uproot trees and mow down houses. I cause waves over the ocean. I've been around since the beginning of life. What am I?

Question: Can you make VI out of IX?