-
:
- K-4:
- B - Physical science:
- Light, heat, electricity, and magnetism
- Properties of objects and materials
- D - Earth and space science:
- Changes in earth and sky
- Objects in the sky
- 5-8:
- B - Physical science:
- Properties and changes of properties in matter
- Transfer of energy
- D - Earth and space science:
- Earth in the solar system
- 9-12:
- B - Physical science:
- Interactions of energy and matter
- Motions and forces
- Structure of atoms
- D - Earth and space science:
- Energy in the earth system
- Origin and evolution of the universe
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