Answer:
What I am filled, I can point the way. When I am empty. Nothing moves me. I have two skins. One without and one within.
What kind of table has no legs?
At the sound of me, one may dream or stamp their feet, At the sound of me, one may laugh or sometimes weep.
Weight in my belly, Trees on my back, I travel fast in my place, but feet is a feature I lack
If you throw a bottle of wine, a carton of juice and a can of soda at someoneβs head, which one will hurt the least?
You use it between your head and your toes, the more it works the thinner it grows.