science

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Across
  1. 3. strength or energy as an attribute of physical action or movement.
  2. 4. the smallest particle of a chemical element that can exist.
  3. 5. a small room in which a prisoner is locked up or in which a monk or nun sleeps.
  4. 8. the tendency of a body to float or to rise when submerged in a fluid.
  5. 10. the branch of science which deals with celestial objects, space, and the physical universe as a whole.
  6. 11. a natural fuel such as coal or gas, formed in the geological past from the remains of living organisms.
  7. 14. the conversion of a vapour or gas to a liquid.
  8. 15. the commercially valueless material in which ore is found.
  9. 17. the study of living organisms, divided into many specialized fields that cover their morphology, physiology, anatomy, behaviour, origin, and distribution.
  10. 19. a stable subatomic particle occurring in all atomic nuclei, with a positive electric charge equal in magnitude to that of an electron.
Down
  1. 1. a drinking container, typically made of plastic, often with a lid for use by children.
  2. 2. the branch of zoology concerned with reptiles and amphibians.
  3. 6. a large body of matter with no definite shape.
  4. 7. any liquid or frozen water that forms in the atmosphere and falls back to the Earth
  5. 9. a region with a particular climate.
  6. 12. the resistance that one surface or object encounters when moving over another.
  7. 13. the strength and vitality required for sustained physical or mental activity.
  8. 16. facts and statistics collected together for reference or analysis.
  9. 18. facts and statistics collected together for reference or analysis.