1.   Scale, Proportion, and Quantity (Structure of Matter, Geoscience Processes)

2.  Cause and Effect (Ecosystems, Resources, and Energy)

3.  Systems & Systems Models

4.  Structure & Function (Synthetic Materials)

5.  Energy & Matter (Flow of Energy in Ecosystems, Photosynthesis)

6.  Constructing Explanations & Designing Solutions (Human Dependence on Natural Resources)

7.   Asking Questions/Defining Problems

8.   Developing and Using Models (Structure of Matter, Heat & Matter, Conservation) 

9.   Using Mathematics & Computational Thinking

10.  Analyzing & Interpreting Data (Competition in Ecosystems, Plate Tectonics, Properties)