Across
- 3. A characteristic of a substance that can be observed or measured without changing the identity of the substance.
- 4. Made up of different kinds of atoms chemically combined into a molecule.
- 6. Occurs when one or more substances change into entirely new substances.
- 8. States that in ordinary physical and chemical changes, mass is not created or destroyed.
- 10. The amount of gravitational force on an object.
- 11. Describes a substance's ability to change into a new substance with different properties.
- 12. How much space something takes up or occupies.
- 14. How much matter is in an object.
- 16. Contains a variety of elements and compounds that are not chemically combined.
Down
- 1. A mixture that does not have a uniform composition.
- 2. A change that affects one or more physical properties of a substance.
- 5. The measure of the amount of mass in a given volume.
- 7. A substance that has definite physical and chemical properties such as appearance, melting point, and reactivity.
- 9. A mixture that has a uniform composition.
- 13. Anything that has mass and takes up space.
- 15. The smallest unit of an element that maintains the properties of that element.
- 17. Made up of one or more of the same kind of atom chemically combined.