An easy crossword

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Across
  1. 2. a person who helps you
  2. 4. something flat
  3. 5. a thing that can take photos and you can talk with it
  4. 8. something invisible
  5. 10. a sport with guns
  6. 12. a technological object
Down
  1. 1. a muscle
  2. 3. a human that save the world
  3. 6. a vehicle
  4. 7. something to carry things
  5. 9. something that you writte
  6. 11. a thing that can do everithing