Science

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Across
  1. 2. animals that get their energy by eating plants or other animals
  2. 3. an educated guess about what will happen in your experiment
  3. 6. organism that breaks down dead organic material
  4. 9. of or relating to space
  5. 12. number of people or animals living in a certain area
  6. 14. Any circle drawn around Earth divides it into two equal halves
  7. 15. when space and time relate
  8. 16. an organism that mostly feeds on plants
  9. 17. an organism that feeds on other animals
  10. 18. an organism that feeds on both plants and animals
Down
  1. 1. A relationship in which one member benefits while the other is neither helped nor harmed
  2. 4. the process in which green plants use sunlight to make their own food
  3. 5. an organism that primarily obtains food by the killing and consuming of other organisms
  4. 7. the arrangement, type, and ratio of atoms in molecules of chemical substances
  5. 8. organisms that make their food by taking sunlight and using the energy
  6. 10. to notice what is going on by using the senses
  7. 11. a pigment that gives plants their green color
  8. 13. animals that are killed and eaten by other animals.