Answer:
What is at the end of a rainbow?
I am used for light yet I am solid. Without me you would feel enclosed. I hate being touched especially with a lot of force. I like to be in buildings.
I have an eye but cannot see. I am fast but I have no limbs. What am I?
What goes all around the world but never leaves its corner?
small land in water.
When is it bad luck to see a black cat?