National Nanotechnology Infrastructure Network
Nanotechnology Invention and Design: Phase Changes, Energy, and Crystals
What does it take to be considered a smart material? Learners investigate the properties of Nitinol, a smart material, through a hands-on lab activity. They examine the crystal lattice structure and the conditions required for Nitinol to...
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Gases
In this gases worksheet, students review the 3 states of matter, the types of molecular motion, and the characteristics of gases. This worksheet has 30 problems to solve.
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Limestone
In this limestone instructional activity, students name three sources of calcium carbonate, write the chemical formula, and determine the three elements found in calcium carbonate. This instructional activity has 7 short answer and 3...
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What is the Thermal Depolymerization Process?
Students examine the differences between Boyle's Law and Charles' Law. They discuss the concept of thermal depolymerization. They answer discussion questions to end the lesson.
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Acids, Alkalis, and Salts
In this acids worksheet, high schoolers review the definition of acids, bases, and salts. Students describe the differences between acids and alkalis and define neutralization. This worksheet has 2 short answer and 1 problem to solve.
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How is a REDOX Reaction Used to Power a Car?
Students explore electrolysis and Redox reactions. In this exploratory lesson students demonstrate an example of electrolysis and how it brings on a chemical change.
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Avogadro's Law
Young scholars study Avogadro's law and what it means in science. In this gaseous lesson students complete an Avogadro's law experiment.
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So, the Test Is Positive
Students participate in a probability-based exercise. They consider the implications of testing positive for a cancer when the test is less than 100% accurate and analyze their results.
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Demonstration of Ideal Gas Law
You know that liquid nitrogen turns into a gas at room temperature. Place some in a two-liter bottle for a physics demonstration of the ideal gas law. Beware, however; this is a dangerous demonstration! Not to mention that you may not...
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Rocketry
Middle schoolers design and construct a paper rocket that can be launched with a drinking straw. They participate in a lecture and read an article about rocketry and how Newton's Third Law applies to rocket launches. Each student...
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Equilibrium Calculations
In this equilibrium worksheet, students calculate the equilibrium concentrations for given compounds. This worksheet has four problems to solve.
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Spontaneity, Disorder and Entropy
For this physical and chemical change worksheet, students calculate the entropy change involved in different chemical changes. This worksheet has 4 problems to solve.
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Equilibrium Problems
In this equilibrium worksheet, students determine the equilibrium concentrations and the equilibrium constant for the given reactions. This worksheet has 5 problems to solve.
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Acids and Bases
In this acids and bases worksheet, high schoolers review the characteristics of acids and bases, pK values, factors that change the rate of reactions, and catalysts. This worksheet has 17 multiple choice questions.
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Writing Half Reactions
In this half reactions worksheet, students read about redox reactions and learn how to write half reactions showing the oxidized part of the reaction and the reduced part of the reaction. Students are given 10 redox reactions and they...
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Working with Moles
In this moles worksheet, students read about mass, formula mass and moles. They calculate the masses of given numbers of moles of compounds and they calculate the number of moles of given masses of compounds.
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Chemical Change vs. Physical Change
In this physical and chemical change worksheet, students are given a description of these changes. They are given ten changes that the students identify as chemical or physical changes based on their reading.
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Using the Combined Gas Law
For this combined gas law worksheet, students use the relationship between temperature, pressure and volume to complete a table using the combined gas law. They find volumes, pressure and temperature of substances given two of the...
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Understanding the Bohr Model
In this Bohr model activity, high schoolers read about Neils Bohr and the model he proposed of the atom. Students answer nine questions about his theory that electrons travel in orbitals and give off energy when they are excited.
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Titration
In this titration worksheet, students read about titrations or neutralization reactions used to determine the concentration of acids or bases. They are given sample problems used to find the concentrations of acids or bases. Students...
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Converting among Units
In this conversion activity, student use the factor-label method or unit analysis method to convert given measurements from one unit to another unit.
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Empirical Formulas
In this empirical formulas activity, high schoolers read about determining empirical formulas from chemical formulas. They determine the empirical formula given ten molecular formulas. They also find the molecular formulas given the mass...
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Formula Mass
In this formula mass activity, students read about molecular substances and their formula masses. They find the formula masses for six compounds using the atomic masses of its elements.
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Formulas from Masses
In this mass worksheet, students determine the percentage composition of given compounds. Students write the empirical formula from the percentage composition. This worksheet has 5 problems to solve.
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