Curated OER
Cents-ible Chemistry-Analysis of the Metal in a Penny
Students determine the base metals and surface metals in a penny. In this analysis of metals lesson plan, students determine the density of five pennies minted in different years. They use different chemicals such as hydrochloric acid,...
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Striking it Rich with Chemistry
Students identify the composition of different pennies. In this chemistry lesson, students use a post 1982 penny to observe chemical change. They explain how to turn a penny from copper to gold.
Curated OER
I Wood if I Could
Tenth graders investigate the process of how specific products are made from trees. For this chemistry lesson, groups of students must choose among ice cream, bubble gum, paper, toothpaste and lipstick. They research, design and produce...
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Metal Composition & the U.S. Mint
Students study the meaning, symbolism, and value of U.S. coins,
especially the quarter. Theyresearch why in 1965 the U.S. Mint decided to
change the metal composition of the quarter to copper coated with nickel.
In addition, they perform...
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Activity #4 The Density of Irregularly Shaped Solids
Students comrehend that water displacement is a simple way to measure the volume of a solid object. They pour water into a graduated cylinder or measuring cup and its volume is read and recorded. Pupils the volume of an object by...
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Chemical Composition of American Coins
High schoolers investigate the chemical composition of pennies dated 1983 or later. In this chemical composition of American coins lesson plan, students scratch the surface of the penny to expose the zinc core. They put the penny in...