You don't have to answer all of them! (its not really a health question... Just basic science!)

1. What is a positively charged subatomic particle?

2. What is the sum of the protons and nuetrons?

3. What is the number of protons in an element called?

4. A specific kind of atom.

5. The physical form in which a substance exists.

6. The average of all the Isotopes of an atom.

7. A tiny nonliving particle that can cause disease.