Answer:
People see through me, but none pass through without killing me. I can be anywhere, and can be seen double or single. What am I?
Only one color, but not one size. Stuck at the bottom, yet easily flies. Present in sun, but not in rain; doing no harm, and feeling no pain. What am I?
You throw me away, I find my way back. Traditionally, I'm wooden with an arch in my back. What am I?
What goes in the water black and comes out red?
I can be hairy and itchy all over. I can be the scariest thing you have ever seen. I stand in the middle of nowhere, hanging on a stick. What am I?
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?