SCIENCE AND NATURE

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Across
  1. 2. Long-term average of weather conditions in a region
  2. 9. Green pigment in plants that captures sunlight for photosynthesis
  3. 10. Theory explaining how species change over time
  4. 11. Process by which plants convert sunlight into energy
  5. 12. Large ocean wave caused by underwater earthquakes or volcanic eruptions
  6. 13. Community of living organisms interacting with their environment
  7. 14. Transfer of pollen from male to female parts of flowers
  8. 19. Microscopic single-celled organisms some beneficial some harmful
  9. 20. Essential gas for respiration in most living organisms
  10. 21. Force exerted by magnets when they attract or repel each other
  11. 22. Molecule carrying genetic information in living things
  12. 23. Mountain that erupts molten rock ash and gases
  13. 25. Subatomic particle with no charge found in the nucleus
Down
  1. 1. Force that attracts objects toward each other
  2. 3. Process by which soil and rock are removed from the Earth's surface
  3. 4. Natural phenomenon where living organisms produce light
  4. 5. Process of forming solid crystals from a solution
  5. 6. Theory explaining the movement of Earth's lithospheric plates
  6. 7. Natural environment where an organism lives
  7. 8. Preserved remains of ancient organisms
  8. 14. Visible surface layer of the sun
  9. 15. Basic unit of matter consists of protons neutrons and electrons
  10. 16. Bright streak of light produced by a meteoroid entering Earth's atmosphere
  11. 17. Fundamental theory in physics explaining the behavior of matter on a very small scale
  12. 18. Energy emitted in the form of waves or particles
  13. 24. Fundamental unit of life building block of all organisms