Answer:
I am a shiny metal sheet that covers BBQ food.
I go around in circles, but always straight ahead. Never complain, no matter where I am led. What am I?
Forward I am heavy backward I am not. What am I?
I have an eye, but I can't see. I usually have to work with something in my eye. What am I?
I run up and down the stairs without moving. What am I?
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?