Answer:
I'm a god, a planet, and measurer of heat. Who am I?
You feel this sensation when you are dehydrated.
What has to be broken before you can use it?
It can be clear like water, but it burns like fire.
This sparkling globe can float on water. It is light as a feather, but ten giants can't pick it up.
If it’s information you seek, come and see me. If it’s pairs of letters you need, I have consecutively three. What am I?