Across
- 3. the amount of mass in a given volume.
- 6. characteristic that describes its ability to change into another substance
- 8. charachteristic that can be observed without changing it into another substance
- 10. a object that is hard and cannot easily be molded
- 11. the study of the properties of matter and how matter changes
- 12. groups of 2 or more atoms held together by chemical bonds
- 13. the measure of how much matter is in an object
- 16. a table illustrating the periodic system
- 18. anything that has mass and takes up space
- 19. the amount of space that matter occupies
Down
- 1. a substance with molecular mobility
- 2. a measure of the warmth or coldness of an object or substance
- 4. composed of molecules that move freely among themselves
- 5. the exertion of force
- 7. the measure of gravity on an object
- 9. when a gas turns into a liquid
- 14. a single kind of matter that is pure
- 15. the unit used to measure mass.
- 17. the simplest substance, cannot be broken down