Unit 1- Matter

2. The amount of space that a substance occupies
6. Another name for a column, shows elements of similar properties
7. The smallest unit of an element
9. A characteristic of a substance that can be observed and measured without changing the identity of the substance
10. A subatomic particle that has a Negative charge and found in the electron cloud of an atom
11. A change that affects one or more physial properties, but the identity stays the same
12. Mass divided by Volume
13. Equals the number of protons plus neutrons
15. Where are Protons and Neutrons found
17. Matter that has a fixed composition and unique properties
20. Uniform mixture
21. How much matter is in an object, measured on a triple beam balance
22. When one or more substances change into an entirely new substance with different properties
24. Elements that are shiny, malleable, ductile and conduct heat and electricity well
25. A subatomic particle that has a Positive charge and found in the nucleus of an atom
26. Another name for a row, shows a pattern between elements

1. Made of two or more elements
3. Two physically combined compounds
4. The Mixture looks different through out
5. The ability if a substance to change shape
8. Mass can not be created or destroyed, it simply changes form
14. Anything that has mass and takes up space
16. A subatomic particle that has a Neutral charge and found in the nucleus of an atom
18. Equals the number of protons or Electrons
19. Elements that are dull, brittle and are poor conductors of heat and electricity
23. Elements that have the properties of both metals and nonmetals