PS1+(9-11)+-+1


 * Students demonstrate an understanding of characteristic properties of matter by …**

1a utilizing appropriate data (related to chemical and physical properties), to __distinguish__ one substance from another or identify an unknown substance.

__1b determining the degree of change in pressure of a given volume of gas when the temperature changes incrementally (doubles, triples, etc.).__

What subtopics do students need to address to understand these GSEs?
What a substance is. States/possible properties of Matter Physical vs. Chemical Changes (mixtures, compounds,etc.)

What ideas to students need to understand before they can address the topics described above?

 * Basic math to calculate volume

What misconceptions are students likely to have about these topics?

 * All matter have the same properties
 * Matter only has one form
 * All changes are reversible
 * All changes are irreversible
 * properties only describe how matter looks