Cornell University
Making a Battery
Don't be shocked when your class has a blast making their own batteries! Science scholars examine a dry cell battery, then design and construct a wet cell battery. The activity guides them through the parts of a battery, the variables...
Beyond Benign
Breaking the Tension
The tension builds as learners experiment in your classroom. The 17th installment in a 24-part series has scholars investigate the concept of surface tension. After discovering characteristics of surface tension, they add a compound...
Curated OER
Temperature Effects on Solubility
Students determine the solubility of salt in water at three different temperatures and graph the results. They use the following skills: observing, inferring, and graphing.
Curated OER
Chemistry 115 Practice Exam 3
Radioactive decay, pH, properties of elements, organic compounds, and stoichiometry are all touched upon through this practice chemistry exam. It always helps learners to take a practice test in preparation for the actual exam. This...
Curated OER
Spontaneity, Disorder and Entropy
In this physical and chemical change worksheet, students calculate the entropy change involved in different chemical changes. This worksheet has 4 problems to solve.
Curated OER
Substitution and Elimination Reactions
In this chemistry worksheet, students complete the reactions by drawing structures of major products, indicating important minor products. They also write the structure of the product and describe the stereo chemistry of the product.
Curated OER
A Little Chemistry
The molecular properties of water are the focus of this chemistry-based assignment. Multiple-choice, true-or-false, matching, and fill-in-the-chart style questions query assignees about the forces that hold the water molecule together,...
Curated OER
Ziplock Chemistry
Students investigate various chemical reactions when creating mixtures in ziplock baggies. In this chemistry lesson, students will recognize various chemical reactions and cite evidence. Safety and assessment strategies are included in...
Curated OER
Thin Layer Chromatography (TLC) Separation of Plant Pigments - Chlorophyll, Carotene
Students use TLC separations to identify various substances. In this chlorophyll instructional activity students separate pigments found in different plants.
Curated OER
Chromatography
High schoolers use chromatography to separate substances in Kool-Aid, Crayola markers and leaves. In this chromatography lesson plan, students make chromatograms to separate substances in a mixture through absorption. High schoolers find...
Curated OER
Stoichiometry
In this stoichiometry activity, students review definitions and equations associated with molarity, density, atomic mass, molarity, and dilutions. This activity has 18 word problems.
Curated OER
Osmosis and Diffusion: Egg Lab
Students examine why diffusion and osmosis happen in an egg cell. In this diffusion lesson students demonstrate a semi permeable membrane.
Curated OER
The Effects of Temperature on Chemical Mixtures
Students explore chemical cahnges and the effect of temperature on chemical mixturees, They make observations of the behavior and appearance of certain chemical mixtures and reactions.
Curated OER
Equilibrium and Acids & Bases
For this equilibrium, acids and bases worksheet, students answer 30 multiple choice questions about the formulas for acids and bases, the products of acid and base reactions, the concentration of ions in acids and bases and equilibrium....
Curated OER
Patterns in Properties (of elements and compounds)
For this element properties worksheet, learners complete a crossword puzzle with 91 questions related to properties of elements and compounds.
Curated OER
Life Processes and Water
Explain the properties of water. Identify the properties of water that make it a polar molecule Describe hydrogen bonds and how they differ from covalent bonds Discuss the differences between hard water and soft water Compare the heat of...
Aiken County Public Schools
Claymation in the Classroom
Students design an appropriate and usable storyboard and then create a claymation video. They take digital photographs frame by frame, then assemble the stop-motion movie using video software.
Curated OER
Different Types of Changes (1.2)
In this recognizing different types of changes worksheet, students answer questions about such things as reversible change, irreversible process, climatic change, filtration process, physical change, and change in the state of a...
Curated OER
Acid/Base Indicators
Students use plant materials as indicators of acids and bases. In this acid/base indicators lesson plan, students use boiled beets, cabbage, flowers, teas or berries that have been boiled with alcohol to test various acids and bases....
Curated OER
Density In A Wave Machine
Students explore density. In this science lesson plan, students gain an understanding of the concept of density, especially as it relates to liquid. Students demonstrate that a less dense liquid will float on a denser liquid and that...
Curated OER
Properties of Matter (Biomaterial Through Nanotechnology)
Students investigate friction between different surfaces. In this physics lesson, students research biomaterials that can reduce friction. They calculate efficiency using a mathematical formula.
Curated OER
Rate of Solvation
Students test factors that may affect the rate at which sugar dissolve in water. They conduct two studies: One is to test the effect of temperature on the rate of solvation and the other is to test a factor which Students come up with...
Curated OER
Chlorophyll
Middle schoolers use thin layer chromatography, TLC, to separate various pigments found in plants.
Curated OER
Using Chromatography to Identify Unknowns
Learners are introduced to the concept of chromatography. They practice using new vocabular and observing experiments. They answer discussion questions to end the lesson plan.