The Statue of Liberty Has a Green Coat???
This article is best described as follows..."In this 5E-learning-cycle lesson, students test different types of coatings on pennies to observe how the coatings affect the amount of corrosion... See More
This article is best described as follows..."In this 5E-learning-cycle lesson, students test different types of coatings on pennies to observe how the coatings affect the amount of corrosion produced when the penny is placed in a moist environment and a moist, acidic environment." The lesson plan is explained in great details. It goes on to explore coatings in many situations and how they affect objects.