Answer:
Sometimes I fly as fast as the speed of light. Sometime I crawl as slow as a snail. Unknown until I am measured but you will certainly miss me when Iām gone.
I'm sometimes white and always wrong. I can break a heart and hurt the strong. I can build love and tear it down. I can make a smile, but more often bring a frown. What am I?
I have a small hill with seven holes.
What goes through a door but never goes in and never comes out?
The warmer I am, the fresher I am. What am I?
I am owned by Old McDonald.