Science

12345678910111213141516171819
Across
  1. 4. having poles or being polar
  2. 5. sticking together of particles of the same substance
  3. 9. caused by the attraction of the particles in the surface layer by the bulk of the liquid
  4. 10. interaction between organisms
  5. 11. a manned deep-ocean research submersible owned by the United States Navy
  6. 12. designed to be completely submerged
  7. 14. the regions of the earth that are occupied by organisms
  8. 16. produced by the sea
  9. 17. environmental conditions that limit the growth, abundance, or distribution of an organism
  10. 18. remotely operated underwater vehicle
  11. 19. nonliving organisms
Down
  1. 1. apid growth of algae
  2. 2. sticking together of particles of different substances
  3. 3. liquid slowly passing through a filter.
  4. 5. the number of organisms a region can support without environmental degradation
  5. 6. the study of the ocean
  6. 7. variety of life in the world
  7. 8. entering or gaining access to
  8. 13. living things
  9. 15. a system for the detection of objects under water