Answer:
I go up, let out a load and then go back down. What am I?
I'm a god a planet and a measurer of heat. Who am I?
I hide but my head is outside. What am I?
You throw me out when you use me and take me in when you are done. What am I?
Lighter than what I am made of. More of me is hidden than seen. What am I?
When is it bad luck to see a black cat?