Answer:
I spend the day at the window go to the table for meals and hide at night.
You cannot keep me until you have given me. What am I?
Crooked as a rainbow and slick as a plate ten thousand horses can't pull me straight.
I can be in your body but never on your placemat. I'm always better when I'm fresh, but you'll never see me in the flesh. What am I?
The shorter I am, the bigger I am. What am I?
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?