Across
- 2. weight of matter varies by ________ in the universe.
- 3. a combination of substances which are not chemically bonded and may not possess definite properties.
- 7. force exerted by matter (attracted to matter) in a gravitational field.
- 8. the study of matter and the changes it undergoes.
- 9. matter with uniform, unvarying, definite composition & properties; chemical.
- 11. ratio of mass / volume.
Down
- 1. a characteristic that can be observed and/ or measured (e.g. density).
- 3. that which occupies space and possesses mass.
- 4. a substance of atoms of one kind. The smallest unit of matter that has a unique set of chemical properties.
- 5. measured quantity of matter unchanged by location in the universe.
- 6. quantity of 3-dimensional space occupied by matter.
- 8. a substance composed of two or more atoms chemically bonded.
- 10. smallest individual material unit of an element that has a unique set of properties.