CROSSWORD RIDDLES V

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Across
  1. 3. What does go up and down without moving?
  2. 5. Some use it for clothes, Some use it for hair, Some use it for paper and single call a pair.
  3. 6. I live in a home with only one bedroom, fifty halls, and ghosts everywhere.
  4. 7. You may see it in water, but it never gets wet.
Down
  1. 1. What invention makes it possible to see through a wall?
  2. 2. Take one out and scratch its head; now it is black, but it once was red.
  3. 3. As soon as you say my name, I disappear.
  4. 4. I am only single word in a dictionary which is spelled wrong