Across
- 5. characteristics that describe the ability of a substance to become something else
- 7. the basic unit of life
- 8. the amount of space that matter occupies
- 14. a characteristic that can be observed without changing the matter into another type of matter
- 15. a group of atoms held together by chemical bonds
Down
- 1. substance that are made up of only on type of atom
- 2. a single kind of matter that always has a specific makeup
- 3. the basic unit from which all matter is made
- 4. how easily a substance dissolves in another substance, such as water
- 6. when an organism reacts to a change in physical state
- 9. amount of matter an object
- 10. is made up of 2 or more substance that are together in the same place
- 11. a substance made of 2 or more elements that are chemically combine in a set of ratios
- 12. stuff
- 13. a measure of force of gravity on an object