Across
- 3. destroying bacteria using light or chemicals
- 4. solid particles that settle to the bottom of a mixture
- 9. separating a solution by evaporating solvent to form crystals
- 11. particles spread out so they seem to disappear in another substance
- 13. ______ bond that holds atoms together
- 15. the system of pipes that carries sewage
- 16. ______ slick: a thin layer of oil on water
- 19. using a sieve to separate larger particles from smaller ones
- 25. a technique that separates substances based on solubility
- 27. a mixture containing large insoluble particles
- 30. the substance a solute dissolves in
- 31. the amount of solute that will dissolve in a solvent
- 33. separating solid particles from a liquid using a filter
- 34. a mixture made of a solvent and a solute
- 36. a mixture with a uniform composition
- 37. a shallow dish traditionally used for carrying water, food or seeds
- 38. to carefully pour off liquid, leaving sediment behind
- 40. a mixture containing tiny insoluble particles
- 41. a solution with a small amount of solute in a certain volume
- 46. the solid left on a filter after filtration
- 47. removing liquid by heating to leave the solid behind
- 48. a substance made of only one type of atom
Down
- 1. a water-cooled tube that turns gas back into liquid
- 2. a mixture with a non-uniform composition
- 5. semi-liquid human waste
- 6. separating lighter particles from heavier ones by shaking or tossing
- 7. a spinning device that separates mixtures by density
- 8. a solution with a large amount of solute in a certain volume
- 10. a solution with more solute dissolved than normally possible
- 12. ______ point where no more solute can dissolve
- 14. separating liquids by their different boiling points
- 17. ______ solvent that dissolves most substances
- 18. able to dissolve
- 20. for water to wash soluble substances out of a material
- 21. cannot be mixed
- 22. separating seeds from husks by blowing air through them
- 23. cooling a gas so it becomes a liquid
- 24. does not dissolve
- 26. ______ picking: separating a mixture by choosing items by hand
- 28. a poisonous substance made by a living thing
- 29. a substance that is dissolved
- 31. a solution that cannot dissolve any more solute
- 32. a substance with atoms of two or more elements chemically bonded
- 35. the amount of dissolved solute in a given amount of solvent
- 39. a 3D repeating pattern of atoms
- 42. the liquid that passes through a filter
- 43. ______ oil that has not been separated into useful products
- 44. containing water
- 45. two or more substances combined that can be physically separated