physical Science

3. two or more elements that have been chemically bonded
5. easily compressed and have no shape
6. Formula, a combination of symbols that represents the elements in a compound
7. particles not fixed in a position
8. a mixture formed by one substance dissolving in another
9. particles that are charged
12. reaction, when one element replaces another in a compound
14. equations, summarizes what happens in a chemical reaction
16. particles packed in regular pattern and are dense
18. solution, solution where water is the solvent
19. Properties, things that describe how a substance reacts with other substances
22. Has a negative charge
23. Has no charge
24. Has a positive charge

1. reaction, when compounds are broken down into simpler product
2. reactant, the reactant that is used up first and prevents more product from being made
4. Property, noted with out observing how the substances interacts with others
8. reaction, when two or more substances combine to make a more complex substance
10. a substance that dissolves in a solution
11. Table, chart used to arrange the elements by their atomic numbers
13. a particle made of two or more atoms bonded together
15. a substance that can not be broken down to a simpler form
17. the substance in which the solute is dissolved in
20. Atoms with fewer or more neutrons than protons
21. mass divided by volume