Answer:
I climb higher as I get hotter. I can never escape from my crystal cage.
I may seem real but it always turns out I was never there in the first place... you only see me during a certain resting stage.
I am pronounced as one letter written with three. I come in blue black brown or grey. Reverse me and I read the same either way.
I am taken from a mine and shut in a wooden case from which I am never released. Yet I am used by almost everybody. What am I?
I can fall off a building and live but in water I will die.
Whatโs a carpetโs favorite sport?