vocabulary
Across
- 1. a group of atoms bonded together
- 4. Any substance is said to be pure if and only if it is made up of single type of particles
- 5. Any characteristic of matter that does not depend on the amount of the substance present.
- 6. The things that make up a chemecal or substance.
- 8. a substance formed from two or more elements
- 11. the basic unit of a chemical element very small
- 12. cause (drops of moisture or particles of dust) to be deposited from the atmosphere or from a vapor or suspension.
- 13. being in large quantities or not divided into separate units
- 14. a substance produced during a natural, chemical, or manufacturing process.
- 15. a property of a substance relating to its chemical reactivity
Down
- 2. a property that depends on the amount of matter in it. Mass and volume
- 3. a substance that takes part in and undergoes change during a reaction.
- 7. changing the molecular structure of a substance.
- 8. things like burning fuels,things that involve the interaction of atoms.
- 9. A physical property is any property that is measurable
- 10. they can be used to make clothing and other objects.