Answer:
Until I am measured I am not known, Yet how you miss me when I have flown.
When there is fire in me then I am still cold. When I own your true love’s face then you will not see me. To all things I give no more than I am given. In time I may have all things, and yet I can keep nothing.
I am round as a bowl, deep as a tub, but all the world's water couldn't fill me up.
Only two backbones and thousands of ribs.
Turns us on our backs, and open up our stomachs. You will be the wisest of men though at start a lummox.
Why did Mickey Mouse go to outer space?
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?