Curated OER
Oxygen
Students explore oxygen and its physical and chemical propeties. In this investigative activity students complete several experiments using oxygen.
Curated OER
Recognizing and Describing Chemical Changes
Seventh graders distinguish between physical and chemical changes in both natural and technological settings. They identify the reactants and products for a given chemical reaction. they then write simple chemical equations given the...
Curated OER
Ions in the Environment
Students explain the importance of the five main biogeochemical cycles. In this chemistry lesson, students discuss how ions are transported in the environment. They design an experiment to collect data on eutrophication.
Curated OER
A Solution for Moles
Students calculate the concentration of different solutions. In this chemistry lesson, students explain what a solution is. They explain ways to change the concentration of a solution.
Curated OER
Urban Impact on Chollas Creek (California): A Field Study
Students, in groups, take samples from a creek and keep a field journal on their samples. They also perform tests on their samples.
Curated OER
Pounds of Pollution
Students examine pollutants and investigate air pollution emitted by a car in a year. In this air pollution lesson plan students complete an activity and make calculations.
Other
Science Alive: What Is Organic Chemistry?
This reading/lesson plan introduces students to the concept of organic chemistry.
Other
Science Alive: The Many Faces of Steroids
This reading is an introduction to the great variety of steroids and their many different uses.
Other
Science Alive: Synthetic vs. Natural: What's the Difference?
Through this reading, students will learn that a substance's properties arise from its molecular structure, not from how it's made (i.e., synthesized by people or found in nature). There is no fundamental difference between natural and...