1												2				3						4
																	5
													6
7	8
																						9
							10
							11
					12											13
										14
					15
					16
	17																			18
												19
	20
				21				22
	23																			24
												25
							26											27
	28
													29

Across 7. A process involving one or more substances changing into new substances (2 Words) 11. The variable that the experimenter plans to change (2 Words) 12. A physical propertiy that remains the same no matter the size of the sample (color, density) 15. A physical property, such as mass, length, or volume and is dependent upon the amount of substance present 17. Two or more elements that are chemically combined 19. A form of matter that flows, expands to take the shape of its container, and is easily compressed 20. To transform from a solid to a gas without becoming liquid first 22. Any mixture taht is completely uniform throughout (also called a solution) (2 Words) 23. A set of controlled observations that test a hypothesis 24. A form of matter that flows, has definite volume and takes the shape of its container 25. Explanation supported by many experiments 27. Anything that has mass and takes up space 28. A characteristic of matter that can be observed or measured (color, taste, scent, mass) (2 Words) 29. A uniform mixture that can contain solids, liquids, and/or gases (also called homogenous mixture)

Down 1. Simplest form of matter that still retains the properties of that substance 2. A physical blend of tw or more pure substances, and can be separated physically 3. A type of change that alters the physical properties but not the composition of a substance (2 Words) 4. Any mixture that is not uniform throughout (2 Words) 5. The amount of mass per unit volume 6. The variable whose value depends on events changed by the experimentor (2 Words) 8. A tentative, testable statemetn or prediciton about what has been observed 9. To change from one state of matter to another (2 Words) 10. A technique that uses a porous barrier to separate a solid from a liquid 13. The ability or inablility of a substnace to combine with or change into one or more new substances (2 Words) 14. Solid Liquid or Gases (3 Words) 16. A form of matter that has its own definite shape and volume 18. A technique that can be used to physically separate most homogenous mixtures based on the differences in the boiling points of the substances 21. The study of matter and the changes that matter undergoes 26. a measure that reflects the amount of matter