Unit 2: Out of this world.

12345678910111213141516171819202122
Across
  1. 2. A force that pull things to the center of the earth.
  2. 4. The group of planets where earth is.
  3. 7. A layer of gases around earth.
  4. 9. A tipe of space ship. Cant transport people.
  5. 11. A very big man-made satellite where astronauts can live.
  6. 12. People who are encharge of lead a mission.
  7. 13. Someone that goes to the space.
  8. 14. A part of a spacecraft.
  9. 16. A sphere of mass that orbits around a planet. They can be man-made.
  10. 19. What a spacecraft do when it "fly" around the moon/planet.
  11. 21. Come back to earth from the space.
Down
  1. 1. A explotion produced by a die star.
  2. 3. A person who studies the stars.
  3. 5. Cross the atmosphere earth.
  4. 6. A group of stars.
  5. 8. A vehicle used for going to the space.
  6. 10. Investigate the space and all the work behind.
  7. 13. A holes that the moon have.
  8. 15. A big sphere of mass that orbits around a star.
  9. 17. When the spacecraft arive to the moon/planet and touch land.
  10. 18. Something that is not created by nature.
  11. 20. The space.
  12. 22. A group of people that work on an space mission.