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Cleaning Pennies with Vinegar and Salt

In this task you will use the experimental scientific method to investigate a relevant, testable problem and communicate your findings in an organized written report.

Design and carry out a scientific experiment that investigates a topic from either the life, earth or physical sciences and uses appropriate methods, tools, technologies, and quantitative measurement units.

The project I chose was finding a solution that best cleaned a dirty penny (vinegar & salt). I completed my report, but it was sent back because it lacked Quantative data. Attached is what was submitted. Can you help?


Solution Summary

This solution offers some specific suggestions, so that the student can improve the experiment report.