Curated OER
ChromaCool!
Fifth graders watch a video about physical and chemical changes. In groups, they participate in a variety of activities involving color. They write their observations in a journal. To end the lesson, they use a checklist to classify...
Curated OER
Hot Meals on Hand
For this exothermic reactions worksheet, students read about how commercial hot meals are heated through the use of exothermic reactions. They graph data of temperature and time elapsed for hot meals and answer two questions about the...
Curated OER
Explosives
Students assume the role of police detectives and investigate chemical agents used to make explosives and suspected terrorists based on information provided. Students have a list of questions to lead their investigation and must produce...
Curated OER
Yeast Fermentation
Students measure the temperature change involved in the production of carbon dioxide by yeast. They also identify products and reactants in a chemical and balance the equation.
Curated OER
The Chemistry Connection
In this proteins activity, students read about the chemical compound, protein. Students determine where proteins are found in the body and how enzymes help the body react. Then students complete 3 short answer questions.
Curated OER
Balancing Equations
Learners work in pairs to complete a worksheet that asks them to balance several chemical equations. They partner with other students to correct the equations and then follow online instructions to create a table in Word.
Curated OER
Bhopal - Covalent Bonding
Using the chemicals that leaked in the Bhopal gas tragedy of 1984, chemists examine covalent bonds. Provide for them the chemical reactions and have them draw Lewis diagrams for the molecules involved. That's about all there is to the...
Curated OER
Investigating an Enzyme-controlled Reaction: Catalase and Hydrogen Peroxide Concentration
Are you looking for a way to measure cellular respiration? Try it with pureed potatoes. With some standard high school science equipment, biologists can perform an investigation and collect data surrounding byproducts of respiration. You...
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...
American Chemical Society
Development of Baking Powder
Did you know baking powder can be used to treat acne, whiten teeth, and make sugar cookies? The lesson on the development of baking powder is ready-to-go with no preparation required. Through readings, pupils answer questions, complete...
Curated OER
Cellular Respiration: Harvesting Chemical Energy
A complete overview of oxidation, reduction, and how electrons are moved in respiration. You could use this slide show to elaborate on the concept of harvesting stored energy, and to summarize the stages of aerobic and anaerobic metabolism.
Nuffield Foundation
Monitoring the Body's Reaction to Stress
When stressed, do you prefer the fight or flight response? Scholars observe, measure, and identify the body's response to stress using a well-researched methodology. They learn about the autonomic nervous system, hormones, and more.
National Nanotechnology Infrastructure Network
Lab 1: Nanocatalysts Clean Your Car Emissions
What a big job for such a small particle. Young scientists learn about the role of nanoparticles in catalytic converters for cars. They conduct an experiment to create alginate-MnO2 catalytic spheres.
Beyond Benign
The Story of Cosmetics Video Assessment
Does your shampoo contain carcinogens? Scholars learn how cosmetic companies create and market their products, many of which contain toxic chemicals. They examine the bias and consumer responsibilities in the industry.
Biology Junction
Bioenergetics
Bioenergetics strives to describe how living things gain and transform energy for biological purposes. First, pupils learn about the types of energy before exploring the importance of energy in biological processes. Next, they discover...
Curated OER
Heat of Formation
In this reactions worksheet, students calculate the heat of reaction for given chemical reactions. This worksheet has 3 problems to solve.
Curated OER
Stoichiometry
In this stoichiometry worksheet, students calculate balance the chemical equations and then calculate the moles needed to complete or activate the chemical reaction. Students also calculate the volume or grams needed for each chemical...
Curated OER
Chemical Equilibrium
Students explore Le Chatelier's Principle. In this lesson about chemical equilibrium, students do an experiment with several different activities . Students observe as they do the experiments and understand the outcome. Students become...
Curated OER
Writing Equations
In this chemistry worksheet, students practice creating chemical equations given the names of the compounds. The answers are included in the set of sheets.
Curated OER
Chemical Weathering
Eighth graders comprehend the effects of chemical and mechanical weathering. They comprehend the differences between the two forms of weathering and the various agents involved in both forms of weathering. Students complete a...
Curated OER
Equilibrium
In this equilibrium instructional activity, students determine the effect of adding or subtracting items from a reaction. Students determine the equilibrium constant for given reactions. This instructional activity has 13 problems to solve.
Curated OER
Elements and Compounds
Eighth graders explore the chemical and physical properties of a variety of elements in a lab setting. They organize the data they collect onto a spreadsheet and then choose one element from the periodic table to research. They...
Curated OER
Redox
In this redox worksheet, students determine the oxidation numbers of each element for the given chemical formulas. Students write out the reactions for each example given. Students identify what part of the chemical equation is oxidized,...
Curated OER
Stoichiometry
In this stoichiometry worksheet, students determine the molar ratio for chemical equations. Students calculate moles and grams for reactions. This worksheet has 10 problems to solve.