Across
- 3. matter with definite volume but indefinite shape
- 4. when two or more types of matter interact to form a new type of matter
- 7. the different physical forms of matter
- 9. a substance made of one or more kinds of atoms joined together by chemical bonds
- 11. a combination of different types of matter than can be separated back into its original parts
- 14. a quality used to describe something
- 17. matter with indefinite volume and shape
- 18. a connection that holds atoms together
- 19. information that helps us answer a question or solve a problem
Down
- 1. when matter changes form but no new type of matter is formed
- 2. to separate and spread out particles of matter into another substance
- 5. anything that has mass and takes up space
- 6. to maintain a constant quantity
- 8. a small particle of chemical matter
- 10. the science of what matter is made of and how matter changes
- 12. tiny pieces of matter that are too small to be seen
- 13. matter with definite shape and volume
- 15. to grow bigger
- 16. pictures or examples of things we cannot physically see