Answer:
I go up, let out a load and then go back down. What am I?
Use me if you really want to see inside someone
I always follow you around, everywhere you go at night. I look very bright to people, but I can make the sun dark. What am I?
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?
I get dirty when wiping things clean. What am I?
I go in hard, come out soft. Blow me hard and I'll make a pop. What am I?