Across
- 1. property: a substance that can be observed without changing
- 3. property: a substance that describes its ability to change
- 5. mixture: different parts of a mixture that can’t be seen
- 8. two or more substances that are not chemically combined
- 9. substances only made up of one type of atom
Down
- 1. characteristics of substances that are described and identified
- 2. mixture: different parts of a mixture that can be seen
- 4. two or more elements that are chemically combined
- 6. small building blocks of all matter
- 7. has mass and takes up space