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Across 4. The study of the composition of matter and the changes that matter undergo. 7. Has a definite shape and definite volume. 8. Type of mixture consisting of one phase. 10. The ability or "capacity" to do work. 12. State of matter that has no definite shape but a definite volume. 13. The process of changing from a gas to a liquid. 14. Made of two or more elements, and can only be separated into simpler substances by chemical reactions. 16. Term that describes a gas that is usually a liquid or a solid at room temperature. 17. The simplest form of matter that can only exist under laboratory conditions. 18. Term that describes a solid changing directly into a gas. 19. When water is boiled is it a physical or chemical change? 20. True or False? A mixture that has distinct separate layers is a homogenous mixture.

Down 1. The process of a liquid changing into a solid. 2. Type of mixture with clearly visible layers. 3. Distillation is a process used to separate a mixture based on difference of melting points. 5. Another name given to Homogenous Mixtures. 6. True or False? Matter can change. 9. True or False? Matter cannot be created nor destroyed. 11. The process of changing from a liquid to a gas. 15. When determining volume using a graduated cylinder, read the ________ of the fluid.