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Across 7. A combination of substances that are not uniform in composition. 9. most common state of matter and is composed of charged particles 11. solid to gas or gas to solid phase change skipping the liquid phase. 16. liquid to gas phase change where particle movement increases. 17. The object's weight is greater than the buoyant force causing it to sink. (2 Words) 18. A combination of pure substances that are not bonded together. 19. indefinite shape and indefinite volume 22. liquid to gas phase change where particle movement increases. 23. The object's weight equals the buoyant force allowing it to "flink". (2 Words)

Down 1. Only one type of atom is present, though possibly multiple bonded together. 2. liquid to solid phase change where particle movement decreases. 3. a characteristic that must be tested to determine. (2 Words) 4. definite shape and definite volume 5. Composed of only one type of molecule. (2 Words) 6. Two or more elements bonded together, only one type of molecule present. 8. something that can be observed using the 5 senses or measured using tool. (2 Words) 10. solid to liquid phase change where particle movement increases. 12. A combination of substances that are uniform in composition. 13. a change in the composition of a material. (2 Words) 14. the object's weight is less than the buoyant force allowing it to float. (2 Words) 15. changing the size, shape, or temperature of the material without changing the composition. (2 Words) 18. anything containing mass AND volume 20. liquid to gas phase change where particle movement increases. 21. indefinite shape and definite volume