Astrid's Crossword Puzzle

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Across
  1. 2. Made by humans
  2. 6. To take part in something
  3. 7. Physical education
  4. 8. Powering through a difficult task
  5. 11. Somewhere people pay to eat
Down
  1. 1. A cause for a complaint or protest
  2. 2. Acceptable or satisfactory
  3. 3. Very difficult or impossible
  4. 4. A celestial body moving in an elliptical orbit around the sun.
  5. 5. A place to get an education
  6. 9. Expressing disapproval with no respect
  7. 10. A star that earth orbits