1. Define and know the steps of the scientific method

2. What is a hypothesis? A theory? A fact?

3. Categorize life from smallest (atom) to largest (biosphere).

4. What is an atom? What are its components?

5. What are the charges of protons, neutrons, electrons?

6. What is an isotope?

7. What is a reactant? Product?

8. How are electrons important to the characteristics of an atom?

9. What are the differences between atomic mass (mass number) and atomic number (atomic weight)

10. How to be able to read the periodic table and tell how many subatomic particles there are).