1. 12 days of science

2. On the first day of Science, Ms. Kisner gave to me…

3. One Independent variable
IV=cause
DV=effect

4. Two Electromagnets!

5. 3 states of matter

6. 4 reactive groups
Groups 1,2,16,17

7. Melting, freezing, evaporation/boiling, condensation, dissolving
5 physical changes
Melting, freezing, evaporation/boiling, condensation, dissolving

8. Law of conservation of mass Reactants -> Products
6 chemical equations
Law of conservation of mass
Reactants -> Products

9. 7 signs a chemical
Gas produced, solid produced, color change, odor change, change in temperature, sound given off, light given off

10. NOBLE GASES= unreactive due to full outer shell
8 valence electrons
NOBLE GASES= unreactive due to full outer shell

11. IN ALL CHEMICAL CHANGES
9 chemical bonds
IN ALL CHEMICAL CHANGES

12. 10 mixtures keeping Mixtures physically combine and separate
Their components KEEP their PROPERTIES

13. 11 compounds losing
Compounds are combined and separated through chemical changes
The components LOSE their properties

14. Graduated cylinder, triple beam balance, spring scale
12 tools and units
Graduated cylinder, triple beam balance, spring scale