PS1+p4


 * = PS1 - All living and nonliving things are composed of matter having characteristic properties that distinguish one substance from another (independent of size or amount of substance). =

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//Click on the GSE numbers, e.g PS1 (K-2) - POC - 2, in the table below to reach additional information about each GSE. // || Grade Span Expectations (5-8) ||  || Grade Span Expectations (HS) ||   || Students demonstrate an understanding of states of matter by …
 * || Grade Span Expectations (K-4) || 
 * || [[image:Spacer1Inch.jpg width="177" height="250"]] || [[image:Spacer1Inch.jpg width="159" height="250"]] || **PS1 (5-6) - 4

**__4a differentiating among the characteristics of solids, liquids, and gases.__

4b predicting the effects of heating and cooling on the physical state, volume and mass of a substance || **PS1 (7-8) - 4 Students demonstrate an understanding of states of matter by …**

__4a creating diagrams or models that represent the states of matter at the molecular level.

4b explaining the effect of increased and decreased heat energy on the motion and arrangement of molecules.__

4c observing the physical processes of evaporation and condensation, or freezing and melting, and __describe these changes in terms of molecular motion and conservation of mass.__ || __**PS1 (9-11) - 4**__
 * Students demonstrate an understanding of the structure of matter by …**

__4a comparing the three subatomic particles of atoms (protons, electrons, neutrons) and their location within an atom, their relative mass, and their charge.

4b writing formulae for compounds and developing basic (excluding transition elements) models using electron structure.

4c explaining or modeling how the electron configuration of atoms governs how atoms interact with one another (e.g. covalent, hydrogen and ionic bonding).__ || **Example Extension(s)

PS1 (Ext) - 4 Students demonstrate an understanding of the structure of matter by …**

__4aa writing an electron configuration to include s, p, d, and f orbitals and relating to atomic interactions.

4bb given specific reactants (e.g. Ba + Cl2) write the balanced equation and determine the products, type of compound formed (ionic or molecular), and the properties of the compound (e.g. solubilities, electrolytic, etc).__ ||