Energy

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Across
  1. 3. to be straight on your feet
  2. 5. a place where light doesn't go
  3. 6. what makes things happen
  4. 9. a huge ball of light and heat
  5. 10. energy that warms things
Down
  1. 1. a hole in a building that we look through
  2. 2. to use heat to change food
  3. 3. to keep from going
  4. 4. to trap and hold
  5. 5. something we hear
  6. 7. to pass a thing to someone else
  7. 8. moving quickly