Riddle me this…

Riddle me this...
Riddles:
  1. I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?
  2. The man who made it didn’t want it, the man who bought it didn’t use it, and the man who used it didn’t know it. What is it?
  3. What’s black when you buy it, red when you use it, and white when you’re done with it?
  4. What can you give, and still keep?
  5. It cannot be seen, it weighs nothing, and when you put it in a barrel it makes it lighter. What is it?
  6. Where was Moses when the lights went out?
  7. How far can a dog walk into a forest?
  8. There is a man and a woman. The woman is the man’s sister, but the man is not the woman’s brother. How is this possible?
  9. What happens when you throw a yellow rock into a purple stream?
  10. What starts with a T, ends with a T, and has T in it?
Answers:
  1. The letter “E”
  2. A coffin
  3. Charcoal
  4. Your word
  5. A hole
  6. In the dark
  7. Halfway. After that, he’s walking out.
  8. The woman is a nun.
  9. It makes a splash.
  10. A teapot