Across
- 2. substance consisting of only one phase
- 3. matter with a unique and identifiable set of properties
- 6. single, unproven idea which attempts to explain why nature behaves a certain way
- 7. smallest possible unit of an element which retains its properties
- 8. cluster of two or more atoms held together strongly be electrical forces
- 10. the gaseous material formed by evaporation of a liquid which has a boiling point above room temperature
- 13. a state of matter which does not readily change shape
- 15. method to separate a dissolved solid from a liquid solution
- 18. a pure substance made of one type of molecule which has two or more types of atoms
- 19. method to separate liquid-in-liquid solutions
- 20. describes the physical property of a substance which depends solely on the nature of the substance
- 22. method to separate liquids from solids
- 23. method to separate solids from a mechanical mixture, based on their density
- 24. homogenous mixture of two or more substances
- 25. a broad generalization stating how nature behaves in a particular situation
- 26. a part of a system, uniform in composition and properties, which is a distinct region from others in the system
- 28. simplest substance
Down
- 1. homogenous substance with unchangeable composition
- 4. numerical information
- 5. substance consisting of more than one phase
- 9. a tested, refined and expanded explanation of why nature behaves a certain way
- 11. a state of matter which conforms to the shape of their container
- 12. an attempt to put meaning onto an observation
- 14. heterogeneous mixture of two or more substances
- 16. a process where a solvent travels up a piece of paper or column
- 17. non-numaerical information
- 21. a state of matter which experiences drastic changes in volume when heated or subjected to pressure
- 27. anything that has mass an occupies space