Science crossword

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Across
  1. 2. the series of developmental stages or changes that an organism, system, or product passes through during its existence
  2. 8. Noticing something different
  3. 11. Sunlight, water, temperature, minerals, and soil
  4. 13. a systematic, evidence-based method for observing, understanding, and explaining the natural world
  5. 15. the fourth state of matter
  6. 16. Eye color, or Hair color
  7. 17. The middle of a cell
  8. 20. an educated guess
Down
  1. 1. any preserved remain
  2. 3. Occurs when two different species require the same prey or resources to survive
  3. 4. a community of living things
  4. 5. the thing that makes you sick
  5. 6. any substance made of matter
  6. 7. a material in humans and almost all other organisms
  7. 9. Plants, animals, bacteria, and fungi.
  8. 10. collection of raw facts, numbers, observations, or symbols
  9. 12. Used for measuring, mixing, heating, and holding liquid or solid samples during experiments.
  10. 14. the process plants and many other things use to create oxygen
  11. 18. all living things are made out of this
  12. 19. it fuels the body, maintains life, and promotes overall health