Crosswords

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Across
  1. 2. - A historical artifact that changes color with light.
  2. 5. - Study of nanoscale phenomena.
  3. 6. - The most advanced species on Earth.
  4. 7. - Unequal access to digital tech.
  5. 9. - Total area of an object's outer layer.
  6. 12. - Moral principles in science.
  7. 13. - A global concern in science and tech.
  8. 14. - The study of the very small, enabling tiny machines.
  9. 15. - Variety of life on Earth.
  10. 18. - A vibrant primary color.
  11. 19. - A chemical compound used in sunscreens.
Down
  1. 1. - Tiny biological units of life.
  2. 3. - A pollutant-related climate issue.
  3. 4. - A small mesh tube used in medicine.
  4. 8. - The discipline of numbers and formulas.
  5. 10. - Harmful substance in air, water, etc.
  6. 11. - Medical technique to modify genes.
  7. 12. - The study of ecosystems and their interactions.
  8. 16. - Organisms close to extinction.
  9. 17. - Group of living organisms capable of breeding.