Earth Day Network
Staying Green While Being Clean
Clean up the environment with a lesson plan that focuses on replacing hazardous cleaning supplies with green, environmentally-friendly products. Using a dirty patch of surface as a control area, kids clean other parts of various surfaces...
American Chemical Society
Can Gases Dissolve in Water?
Why does soda fizz when opened? Learners discuss the appearance of bubbles in soda bottles when opened. In groups, they design and complete an experiment comparing the amount of carbon dioxide dissolving in cold versus hot liquids.
Curated OER
Light Stick Chemistry
In groups of three with the lights off and the shades drawn, investigators place inactivated light sticks, in three beakers: one filled with ice water, another with lukewarm water, and the other with room temperature water. They wait...
Curated OER
Chemistry 116 Exam 1, Spring 2009
This five-page exam was designed for a biochemistry and organic chemistry course. It covers the molecular geometry and properties of organic comounds. Test takers identify compounds, functional groups, and isomers. They draw Lewis...
Curated OER
The Chemistry of Refining Crude Oil
Consider our energy sources: wood, coal, oil, uranium. Learners compare the pollution to energy produced for each. They practice fractional distillation of an alcohol/water mixture to simulate the process of refining crude oil....
Curated OER
Chemistry Review
In this chemistry review worksheet, students identify chemical changes, isotopes, ions, and chemical bonds. This worksheet has 32 multiple choice questions.
Curated OER
Practice Final
A full-fledged practice final prepares pupils for their general chemistry final exam. If they complete these 57 multiple-choice questions correctly, they will be well-prepared. Note: even though the questions are multiple-choice, there...
Royal Society of Chemistry
pH and pOH
Feeling a little neutral about your pH and pOH teaching strategy? Perk it up with engaging puzzles! Young scientists relate ion concentration to pH and pOH, as well as the dissociation constant for water. The resource is available as an...
Curated OER
Organic Chemistry II-Exam Answer Key
In this organic chemistry worksheet, students solve 10 multiple choice problems about organic reactions, they write the molecular structures for the products of 20 reactions, they answer 10 short answer questions about specific groups of...
Curated OER
Volume Lab
How can we find volume if it a shape isn't easy to measure? Investigate methods for determining this as the volume of regular and irregular objects is explored in several stations. Learners discover that when the standard formula for...
Curated OER
Teaching About the Properties of Water
Learners use video, Internet research, graphs and tables, worksheets and hands-on experiments to investigate the properties of water in a lake environment. They work under direction or through an inquiry process.
Curated OER
Condensation and the Water Cycle
Students explore the natural distallation process that occurs in the water cycle. They use plastic cups and cotton swabs to observe the condensation process that is evident in the water cycle.
Curated OER
Water Quality
Students examine water quality and how to improve it, how to measure it and how it relates to human activities. In this water quality lesson students sample water from different sources, and test the samples.
Curated OER
Water Quality Survey
Students identify the differences in the water quality of a stream and complete water testing. In this water quality lesson students collect aquatic insects and identify them.
Curated OER
Water Quality Tests Explained
Students identify the eight tests done to check for water quality. In this ecology lesson, students explain why it's important to test water in rivers. They explore sources of river water pollution.
Curated OER
Water Vapor Equilibrium
In this chemistry worksheet, students complete 12 short answer questions and problems on water vapor equilibrium. They calculate equilibrium concentrations of reactants and products.
Curated OER
An Introduction to Chemistry
In this introduction to chemistry worksheet, students complete 48 problem solving and fill in the blank questions. They convert measurements from one unit to another.
Curated OER
The Influence of Carbon Dioxide on the Chemistry of Soda
Students investigate the carbon dioxide content of different sodas. In this chemistry lesson plan, students explain why PET containers are preferable than HDPE for soda bottles. They collect data and graph them.
Curated OER
Soap Bubble Chemistry
Students investigate soap bubbles. In this soap bubble chemistry lesson, students observe a demonstration using pop-it beads to represent a soap molecule. Students produce soap bubbles in the lab by making bubbles with a large bubble...
Curated OER
Greenhouse Gases: The Chemistry Behind the Culprits
Ninth graders investigate the effect of different gases in the atmosphere. In this chemistry lesson plan, 9th graders explain how these gases contribute to global warming. They suggest possible solutions to this growing problem.
Curated OER
Studying the Equilibrium of a Water System
In this equilibrium learning exercise, learners perform a computer simulation on vapor pressure of water at different temperatures to answer 11 problem solving and short answer questions about the topic.
Cornell University
Isotopes
What better way is there to learn about isotopes than to play with them? Chemistry students manipulate the number of protons and neutrons in a hands-on activity. Individuals try to score the largest number of points by collecting the...
Royal Society of Chemistry
A Reversible Reaction of Hydrated Copper (II) Sulfate
How can removing water change the color of a substance? Lab partners remove the water of crystallization from hydrated copper (II) sulfate, record their observations, then rehydrate the solid. The resource is printable and contains ideas...
Teach Engineering
Density and Miscibility
The liquids did not mix — so what do density columns have to do with it? The seventh part in a series of nine provides the theoretical explanation of why density columns do not mix. The lesson covers the topics related to mixing and...
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