Geology on Mars

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Across
  1. 3. the process of making clear how your evidence supports your claim
  2. 5. a claim supported by evidence
  3. 7. an object, diagram, or computer program that helps us understand something by making it simpler or easier to see
  4. 12. 3rd planet from the sun
  5. 13. a long, narrow groove that forms where water, lava, or other liquids flow
  6. 15. all liquid and solid water on a planet
  7. 16. 1st plant from the sun
  8. 17. a set of interacting parts forming a complex whole
Down
  1. 1. a proposed answer to a question about the natural world
  2. 2. an event or series of events that causes changes in the geosphere, such as flowing water or flowing lava
  3. 4. 2nd planet from the sun
  4. 6. the mixture of gas surrounding a planet
  5. 8. information about the natural world used to either support or go against a claim
  6. 9. the solid part of a planet
  7. 10. a feature that forms on the surface of a planet, such as a mountain, channel, or sand dune
  8. 11. all living things on a planet
  9. 14. any planet with a solid surface, such as earth or mars
  10. 15. having the conditions needed to support life
  11. 16. 4th planet from the sun