Matter
Across
- 2. has a fixed volume but takes the shape of its container; molecules move freely
- 4. the force of gravity between Earth and an object
- 6. an object that keeps their own shape; molecules are grouped together and don’t move around
- 7. when matter changes in size, shape, or state without also changing what it is
- 9. a mixture in which the molecules of one substance are dissolved in the other substance
- 10. matter made of two or more elements that are chemically combined and cannot physically be separated
- 11. the original substances during a chemical reaction
- 12. air-like substances that don’t have a shape; molecules flow everywhere all the time
Down
- 1. a measure of how much space an object takes up
- 3. when atoms link together in new ways
- 5. the measure of how tightly packed the matter in an object is
- 7. the new substances that are produced by the chemical reaction
- 8. a combination of two or more substances that have not chemically combined and can be separated by physical means