Subatomic words

3. a chemical bond formed through the electrostatic attraction between oppositely charged ions
5. stable subatomic particle with a positive electric charge
6. a physical quantity that measures the average kinetic energy of the atoms and molecules in a system
9. consisting of parts or elements that are uniform in composition, structure, and appearance throughout
10. the energy an object possesses because of its motion
12. a pure substance made of two or more different chemical elements that are chemically bonded together in a fixed ratio

1. a process in which one or more substances (called reactants) are transformed into one or more different substances (called products) through the breaking, forming, or rearrangement of chemical bonds
2. the electrical charges inside a molecule or chemical bond are shared equally, resulting in no distinct positive or negative poles
4. a form of matter that has a constant chemical composition and distinct, uniform properties throughout every sample
7. building block of matter
8. a fundamental subatomic particle with a negative electric charge
11. type of chemical bond where two atoms share one or more pairs of valence electrons to become stable