Answer:
What is the end of everything?
You use it between your head and your toes, the more it works the thinner it grows. What is it?
I'm a god. I'm a planet. I measure heat.
What kind of room doesn't have physical walls?
What 8 letter word can have a letter taken away and it still makes a word. Take another letter away and it still makes a word. Keep on doing that until you have one letter left. What is the word?
People take me on walks and I run and have fun. What am I?