5-PS1-1
Develop a model to describe that matter is made of particles too small to be seen.
Clarification statement: Examples of evidence supporting a model could include adding air to expand a basketball, compressing air in a syringe, dissolving sugar in water, and evaporating salt water.
Assessment boundary: Assessment does not include the atomic-scale mechanism of evaporation and condensation or defining the unseen particles.
Resources
Examples and discussion of resources for the learning, teaching, and assessment of 5-PS1-1.
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Assessment
What assessment of 5-PS1-1 might look like on a NY state exam.
| Exam | Cluster | Question |
|---|---|---|
| Spring 2025 | Properties of Substances | Question 8 |
| Spring 2024 | Identifying Substances | Question 20 |
NGSS Dimensions
Performance expectation 5-PS1-1 was developed using the following elements from the NRC document A Framework for K-12 Science Education:
Connections to Other Standards
5-PS1-1 connections to ELA, math, and other science standards as outlined by the NYS Education Department: