Across
- 1. pure substance consisting of two or more elements chemically combined
- 3. the study of matter and the changes it undergoes
- 5. a change in which the identity of the substance does change
- 8. the space that something takes up
- 9. a type of mixture that does NOT look the same throughout
- 11. the branch of chemistry that identifies materials
- 14. the curved surface of a liquid in a graduated cylinder
- 16. anything that has a definite composition
- 18. a collection of data that is observational
- 21. a scientific conclusion that explains what happens
- 22. the amount of stuff that makes something up
- 23. state of matter with no definite shape or volume
- 26. the study of chemistry dates back to _____ times
- 27. a change in which the identity of the substance does NOT change
- 28. state of matter with a definite volume but no definite shape
- 29. physical combination of two or more substances
Down
- 2. how close a group of measurement are to each other
- 4. pure substance found on the periodic table that cannot be separated
- 6. a collection of data that is numerical
- 7. the branch of chemistry that studies carbon
- 10. an educated guess or prediction about how an experiment will go
- 12. how close a measurement is to the true or accepted value
- 13. the scale we used to measure temperature
- 15. the law of _____ of matter says that matter cannot be created or destroyed, only changed
- 17. a type of mixture that looks the same throughout
- 19. the practice of turning heavy metals into gold
- 20. the effect of gravity on an object
- 24. state of matter with a definite shape and definite volume
- 25. anything that has mass and takes up space
- 28. a scientific conclusion that tells what happen