4-ESS2-1

Make observations and/or measurements to provide evidence of the effects of weathering or the rate of erosion by water, ice, wind, or vegetation.

Clarification statement: Examples of variables to test could include angle of slope in the downhill movement of water and/or loose Earth materials due to gravity, amount of vegetation, speed of wind, relative rate of deposition, cycles of freezing and thawing of water, cycles of heating and cooling, and volume of water flow.

Assessment boundary: Assessment is limited to a single form of weathering or erosion.

Resources

Examples and discussion of resources for the learning, teaching, and assessment of 4-ESS2-1.

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Assessment

What assessment of 4-ESS2-1 might look like on a NY state exam.

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NGSS Dimensions

Performance expectation 4-ESS2-1 was developed using the following elements from the NRC document A Framework for K-12 Science Education:

Science and Engineering Practices

Disciplinary Core Ideas

Crosscutting Concepts

Connections to Other Standards

4-ESS2-1 connections to ELA, math, and other science standards as outlined by the NYS Education Department:

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P-8 | 4. Earth’s Systems: Processes that Shape the Earth