Answer:
I stand in one place yet I fill a whole room. I can be filled with molten rock and come in every hue.
I am the kind of ant that's good at math.
I am used when you jump off a bridge for fun.
I am always around you but often forgotten. I am pure and clean most of the time, but occasionally rotten. What am I?
What goes through a door but never goes in and never comes out?
Lynn likes grapes but not potatoes. She likes squash but not lettuce, and she likes peas but not onions. Following the same rule, will she like pumpkins or apples?