Across
- 2. the suit astronauts wear
- 5. any means someone travels in
- 7. to go aboard
- 9. to move freely in the air
- 10. a rope or chain you tie yourself with
- 12. a journey you make for an specific purpose
- 15. the mean you travel in outer space
- 17. a scientific test to prove something
- 18. any piece of equipment necessary for a job
Down
- 1. a device that controls a ship
- 3. to have your feet up and head down
- 4. to analyze and investigate
- 6. an explosion
- 8. the people aboard a ship or train or plain
- 11. people that work together
- 13. all the tools you need to make a task
- 14. when astronauts walk outside the ship
- 16. a part of the human body