The goal of this activity is to develop and use a model to describe that matter is made of particles on a scale that is too small to be seen. You will be making observations of changes supported by a particle model of matter.

Concepts

chemical changes, physical changes, states of matter

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Additional Tags

chemicals reactions, physical reactions

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Classroom Considerations

• Knovation Readability Score: 5 (1 low difficulty, 5 high difficulty)