Mackenzie Catron Science Crossword

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Across
  1. 3. includes changes in the galaxies, stars, solar system, earth and life on earth. Biological evolution
  2. 6. a homogenous mixture throughout which two or more substances are uniformly dispersed.
  3. 7. the planet that we live on.
  4. 8. a subatomic particle with a positive eclectic charge.
  5. 9. a combination of two or more substances that are physically combined.
  6. 10. a star around which the earth orbits.
  7. 12. the 8th planet from the sun.
  8. 14. the 2nd planet from the sun.
  9. 15. the 5th planet from the sun.
  10. 16. a change in hereditary characteristics of groups of organisms over the course of generations.
Down
  1. 1. the 7th planet from the sun.
  2. 2. a water molecule that had gained a hydrogen ion.
  3. 3. a compound that can change color depending on conditions such as .
  4. 4. the 6th planet from the sun.
  5. 5. the 4th planet from the sun.
  6. 7. A community of living organisms and their interrelated physical and chemical environment.
  7. 11. the smallest planet is out solar system.
  8. 13. A process of change that explains why what we see today is different from what existed in the past;