Assist your middle school class with one of the most inclusive weathering and erosion labs available. Individuals use sugar cubes and alka-seltzer to demonstrate the process of physical and chemical weathering. They sketch results after each repetition to depict gradual progression of a common natural process.

Concepts

chemical weathering, physical weathering, weathering, temperature changes

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Additional Tags

science

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Instructional Ideas

• Have learners research weathering to obtain before and after photos for discussion

Classroom Considerations

• Assist ESL/ELL and other learners with special needs as they complete the data tables and open-ended questions
• Pupils should have prior knowledge of scale operation and should be careful when shaking materials to avoid injury

Pros

• Fosters learning by providing graphs and data tables to enable multiple levels of acquisition
• Materials required are simple to obtain and cleanup is minimul

Cons

• None