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Teaching Modeling Reactions: MS PS 1-5

Modeling Reactions: MS PS 1-5

This task is intended to be a summative assessment of the middle school NGSS performance expectation MS PS 1-5, "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."

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ESSENTIAL QUESTION:

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.
STANDARDS:

DEPTH OF KNOWLEDGE (DOK) LEVELS:

1,2,3,4
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