Superheroes

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Across
  1. 1. Which superhero is able to climb like a spider?
  2. 4. How do you call something that is enjoyable or attractive?
  3. 5. What is the opposite of a superhero?
  4. 8. How do you call it when you study something very carefully?
  5. 9. What is another word for "bad"?
Down
  1. 2. What is another word for a frightening dream?
  2. 3. Where do you usually go when you are injured?
  3. 6. How do you call it when somebody is not able to move?
  4. 7. Where does a scientist normally work? (short form!)