Answer:
My prefix is food. My suffix is rude. My infix comes in rounds. I keep you off the ground. What Am I?
In Paris but not in France, the thinnest of its siblings.
What's as small as a mouse but guards a house like a lion?
What is it that makes tears without sorrow and takes its journey to heaven?
Lighter than what I am made of, More of me is hidden Than is seen.
I'm a god. I'm a planet. I measure heat.