Future Problem Solving - Vocabulary

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Across
  1. 2. Russian and Soviet space travellers
  2. 6. the loose rock and dust on top of a layer of bedrock
  3. 7. a mission with humans on board
  4. 8. the weight that a vehicle must carry
  5. 11. a metal that is made of two or more elements
  6. 12. a place that has the elements needed to sustain life
  7. 16. a celestial body that orbits a star but is not big enough for its gravity to make it into a sphere and has not cleared its orbit of other similarly sized bodies
  8. 17. a vehicle that lands on the surface of another celestial body and moves around the surface to gather data
  9. 18. a vehicle used for traveling through space
  10. 20. European Space Agency
  11. 21. a spacecraft that lands on the surface of another celestial body
Down
  1. 1. International Space Station
  2. 3. small, rocky objects that orbit a star
  3. 4. related to the Earth's Moon
  4. 5. an unpiloted spacecraft sent to gather information using scientific instruments and tools, usually controlled remotely
  5. 9. the curved path of a satellite (natural or manmade) around a celestial body
  6. 10. below the surface or top layer
  7. 13. a massive ball of hot gas
  8. 14. National Aeronautics and Space Administration
  9. 15. a huge collection of stars and their solar systems
  10. 19. any planet outside our solar system