1.1) Elaborate on basic scientific and personal explanations of natural phenomena, and develop extended visual models and mathematical formulations to represent one’s thinking.

1.2) Hone ideas through reasoning, library research, and discussion with others, including

experts.

1.3) Work toward reconciling competing explanations; clarify points of agreement and disagreement.

1.4) Coordinate explanations at different levels of scale, points of focus, and degrees of complexity and specificity, and recognize the need for such alternative representations of the natural world.