1. Matter Vocabulary

2. __________________ anything that has mass takes up space matter

3. __________________ describes an object (color, size, texture) property

4. __________________ small particle that is the basic unit of matter atom

5. __________________ two or more atoms chemically bonded together molecule

6. __________________ a physical property that describes the mass per unit volume of a substance solid liquid gas density

7. __________________ the positively charged particle in the nucleus of an atom proton

8. __________________ a particle with no charge in the nucleus of an atom neutron

9. __________________ negatively charged particles in an atom (in a cloud around the nucleus) electron

10. __________________ matter made of only one type of atom Examples: oxygen, calcium element

11. __________________ a chart that organizes all known elements Periodic Table

12. __________________ matter made by combining two or more different kinds of elements Examples: water compound

13. __________________ a formula composed of symbols and numbers that shows which elements make the compound Example: H 2 O chemical formula

14. __________________ two or more substances put together that do not form a compound Example: rocks, air mixture

15. __________________ a measure of the amount of matter in an object mass

16. __________________ symbols that show how matter changes during a chemical reaction chemical equation

17. __________________ Substance that is changed during a chemical reaction reactants

18. __________________ new substance created during a chemical reaction products