- What is matter and how do we measure it?
- What is an atom and how is it structured?
- How is the Periodic Table of Elements arranged and what does an element’s placement tell you about the substance?
- What is the difference between a physical and a chemical property and what are some examples of each?
- What are the states of matter and what role does thermal energy play in changing matter’s state?
- What happens when substances react chemically?
- What happens to atoms of the original substances when a reaction occurs?
- Will the properties of the substance that is produced as part of a reaction be the same as those of the original substances?
- What happens to the total mass of all atoms as a reaction takes place?