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 I’m gone.
The more you take away the bigger I get. What am I?
What force and strength cannot get through, I with my unique teeth can do. What am I?
What runs around a soccer field, but doesn’t move?
What is an astronaut’s favorite key on a keyboard?
Give it food and it will live, give it water and it will die.