Across
- 1. empty space with no matter
- 3. tendency for a solid object to float in liquid
- 5. maximum amount of deformation which matter can go through without breaking
- 8. airfoil like structure used in water
- 10. a logic error where the conclusion is not backed by evidence
- 12. gravitation pull on an object
- 13. substance that allow some substances to diffuse through them but not others
- 15. twistability
- 16. maximum amount of pressure which forces atoms of matter closer together
- 19. The substance of the physical world
- 21. solids whose molecules or atoms are NOT arranged in a pattern
- 24. simple devices used to move liquids without pumps
- 25. a change in shape
- 27. structure that changes the flow of air to produce a force
- 29. process of mixing one substance with another
- 30. amount of matter in an object
- 31. when atoms or molecules of a substance stick together due to attraction
Down
- 2. solids whose molecules or atoms are arranged in a well ordered pattern
- 4. phenomenon which causes liquids in thin tubes to raise above or below their normal level
- 6. the lowest temperature, the temperature at which matter ceases to move
- 7. the property of matter by which it resists changes in motion
- 9. one way diffusion through semipermeable membrane
- 11. degree of compactness of a substance
- 13. the ratio of the density of a substance to the density of a standard
- 14. amount of space matter takes up
- 17. smallest building block of a compound
- 18. to reduce drag, surfaces are made as smooth as possible
- 20. when atoms or molecules of different substances are attracted
- 22. smallest building block of an element
- 23. repeatability of a measurement
- 26. How close a measurement is to the actual value
- 28. the ability to do work