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Teaching Avogadro's Number
Students design an experiment to determine Avogadro's number. Students utilize an ammeter, an electrolytic cell and internet research.
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Spooky Words
Students create "spooky word" sheets using white construction paper, orange and black paint, eyedroppers, and thin coffee straws. The lesson is ideal for a pre-Halloween activity. Finished artwork can be displayed around the classroom.
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Operation Mexfly
Students research information about pesticides. Students discuss the history of the Mexican fruit fly. They experiment to discover malathion concentration levels in organisms. Students explore the effect of toxins at the top of the...
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Colorimetric Assay
High schoolers review the basic lab techniques by following lab procedures. They analyze data by using raw data gathered. Students comprehend the processes occurring inside the column. They use specific chemicals to help determine the...
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ourney Through Time: Art Tells the History of Nebraska
Fourth graders discuss early Nebraskan history. They view and discuss the painting "Sodhouse Family." Students are directed to the artistic elements of the painting, such as the horizon line. They follow a prescribed procedure to create...
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Buffalo Hide
Young scholars study about the Native American practice of writing stories on buffalo skins. They study about pictographs and use symbols to write their own stories using "buffalo hides" they have created.
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Colorful Milk of Magnesia
Students explore acids, bases, and indicators. They observe the various colors of an acid-base indicator solution and the neutralization of an acidic solution by an antacid.
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Activity #5 Environmental Effects
Students explain the implications of particle theory of The Law of Conservation of Matter for problems of pollution and waste disposal. They describe, in terms of atoms and molecules, what happens to materials when they are dissolved or...
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The Floating Golf Ball
Young scholars explore density by floating golf balls. They explore having their golf balls float halfway in a container of water and discuss density and its realtionship to where the golf balls are floating. After adding food coloring,...
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What's the Difference Between Concentration and Solubility?
Students discuss the difference between concentration and solubility as well as examine the difference in a hands-on activity. Using water and table salt, they experiment with solubility. They create different concentrations using water...
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Acid-base Homework Problem Set 2
In this acid-base reaction worksheet, students calculate the ion concentration and pH for 6 solutions, graph titration results for 11 reactions and use Henderson-Hasselbach equations for three problems.
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Simulating the Spread of an Infectious Disease
In this health worksheet, students identify various infectious diseases and explore the available options for stopping or preventing the spread of disease. They participate in a simulation experiment on how to measure and prevent. There...
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Matter in Solution
In this solutions activity, students review types of solutions, concentration and saturation of solutions, and suspensions and colloids. This activity has 10 fill in the blank, 7 multiple choice, and 6 short answer questions.
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Measuring Reaction Rates
In this chemical reaction worksheet, students determine the rate of consumption or rate of production for given reactions. This worksheet has 14 problems to solve.
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Solubility of Ionic Substances
In this solubility worksheet, students identify substances as either ionic or molecular, define saturated solution and solubility, and calculate concentration of solutions. This worksheet has 7 short answer, 5 fill in the blank, and 27...
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Solubility
In this solubility worksheet, students calculate the final concentrations of the ions involved in a chemical mixture. Students calculate the solubility of different compounds. This worksheet has 13 problems to solve.
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Starch is Everywhere
In this science worksheet, students add a few drops of iodine solution to each of 10 substances to determine if they contain starch. The iodine will turn blue if the item contains starch.
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Chemical Reactions
In this chemical reactions activity, students calculate the molar mass and the rate of reaction for the given chemical reactions. This activity has 3 problems to solve.
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Solutions, Suspensions, and Colloids
In this solutions, suspension, and colloids worksheet, pupils answer questions as it relates to their reading information about solutions, suspensions, and colloids. Students observe different examples and complete a chart as they...
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Acids and Bases Worksheet
For this acids and bases worksheet, students determine the pH and pOH for a given solution. Kids determine the conjugate acids for the given species. Students calculate which solution will have a higher pH. This worksheet has 16 problems...
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The Tongue...A Sense of Taste
Students explore the sense of taste. In this biology lesson plan, students consider 4 types of tastes, recognize the papillae or receptors on the tongue, and locate and label the different taste sense organs on the tongue.
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PH Neutralization For Pollution Control
Students recognize whether a solution is an acid or a base. In this acids and bases lesson plan, students use chemicals and identify if those chemicals are acids or bases. From the conclusion, students will be able to identify if the...
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Separation of Mixtures and Compounds For K Through 12
Students explore mixtures and compounds. For this lesson, students do an experiment to distinguish between mixtures and compounds. Students complete ten different phases of the experiment testing many different substances. Students will...
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Plasmasphere
In this plasmasphere worksheet, students determine how long the plasmasphere takes to rotate around the Earth using two satellite images taken three hours apart.