Answer:
When you stop and look, you can always see me. If you try to touch, you cannot feel me. I cannot move, but as you near me, I will move away from you. What am I?
Soft and cuddly I'll pull on your heart. But take my last name and I'll tear you apart.
Angels and pilots work with me.
I have cities with no people, forests with no trees, and oceans with no water. What am I?
I am the kind of nut that is empty at the center and has no shell.
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?