Science & Engineering Practices
Developing and using models
Planning and carrying out investigations
Analyzing and interpreting data
Using mathematics and computational thinking
Constructing explanations and designing solutions
Disciplinary Core Ideas
MS-PS2.A: Forces and Motion
MS-PS3.A: Definitions of Energy
HS-PS2.A: Forces and Motion
HS-PS3.A: Definitions of Energy
Crosscutting Concepts
Systems and system models
Patterns
Performance Expectations
MS-PS1-5: Develop and use a model to describe how the total number of atoms does not change in a chemical reaction and thus mass is conserved.
HS-PS1-7: Use mathematical representations to support the claim that atoms, and therefore mass, are conserved during a chemical reaction.