Grade Levels: 5-8 | Duration: 30 minutes of set-up, 5 days of observation
Experiment with different oxidizing compounds to turn pennies green…and back to copper.
|Next Generation Science Standards
|Conduct an investigation to determine whether the mixing of two or more substances results in new substances.
|Analyze and interpret data on the properties of substances before and after the substances interact to determine if a chemical reaction has occurred.
|Science and Engineering Practices
|Planning and Carrying Out Investigations
|Cross Cutting Concepts
|Cause and Effect