26 – 50 of 92 Classroom Resources

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  Exothermic & Endothermic, Law of Conservation of Energy, Temperature, Bond Energy | High School

  Project: Thermochemistry Infographic Mark as Favorite (17 Favorites)

  In this project, students will apply the principles of thermochemistry and thermodynamics to explain real world phenomena by creating an infographic using web based tools.

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  Molecular Structure, Molecular Geometry, Polymers, Electronegativity, Heat, Temperature, Electricity | High School, Middle School

  Video: The Future of Paint Video Mark as Favorite (8 Favorites)

  This video explores the fascinating and innovative scientific advancements of paint. Students will learn how the molecular components in paint are helping to evolve in the world around them. Futuristic paint is capable of replacing light switches, conducting electricity, and regulating temperature amongst other things!

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  Electromagnetic Spectrum, Identifying an Unknown | Middle School, High School

  Video: Color Matching Paint Video Mark as Favorite (2 Favorites)

  This video explains how technology, specifically focusing on spectrophotometry, can be used for paint matching. Students will learn how the spectrophotometer interacts with the spectrum of visible light in order to match or reproduce specific paint colors.

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  Hess's Law, Calorimetry, Heat | High School

  Lesson Plan: Hess’s Law Application Mark as Favorite (12 Favorites)

  In this lesson students will determine the ΔHrxn of an unknown reaction using a calorimeter and Hess’s Law.

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  Catalysts, Order of Reaction , Activation Energy, Lewis Structures, Resonance, Molecular Geometry, Activation Energy, Energy Diagrams | High School

  Lesson Plan: The Downside to Catalysts - An Exploration of CFC's on the Ozone Layer Mark as Favorite (18 Favorites)

  In this lesson students will make observations of a colorful homogenous catalyst and intermediate in a reaction demonstration that will spark their interests. They will then work in teams to analyze graphs and data sets in order to make a real-world connection to AP topics in kinetics such as catalysts, intermediates and reaction mechanisms by exploring how CFCs work to break down the ozone layer. Students will also investigate and discuss this environmental issue.

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  Concentration, Beer's Law, Electromagnetic Spectrum | High School

  Lesson Plan: Using Color to Identify an Unknown Mark as Favorite (6 Favorites)

  In this lesson students will utilize spectrophotometry to identify the wavelength of maximum absorbance for a food dye. They will also generate a Beer's Law Standard Curve, and utilize their skills to identify the different dyes and their concentrations in an unknown mixture. The lesson culminates with an extension to utilizing a similar method in color matching paint.

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  Entropy, Gibb's Free Energy , Enthalpy | High School

  Lesson Plan: Enthalpy and Entropy as Driving Forces Mark as Favorite (24 Favorites)

  In this activity students observe various chemical and physical processes to qualitatively predict and explain the signs of ∆S and ∆H. Based on their observations, they will predict the sign of ∆G and will determine the driving force of the process. Students will then calculate ∆S, ∆H and ∆G. This lesson focuses on thermochemical predictions, calculations and explanations.

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  Electricity, Renewable Energy, Photosynthesis, Electron Transfer, Redox Reaction, Oxidation, Reduction | High School

  Lesson Plan: Color Solar Power! Mark as Favorite (10 Favorites)

  In this lesson students will make a dye-sensitized solar cell (also known as DSC or Gratzel cell) using extracts from blackberries, raspberries, blueberries, red cabbage, strawberries, beetroot, spinach and dried hibiscus petals. Students will measure the voltage and the current of various light sources using the created solar cells and then compare the effectiveness of each.

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  Electromagnetic Spectrum, Emission Spectrum, Emission Spectrum, Electrons | Middle School, High School

  Lesson Plan: Let it Glow Mark as Favorite (12 Favorites)

  In this lesson students will investigate the fluorescence of a variety of everyday items as well as prepared samples under a black light. Students will examine the concepts of absorption and subsequent emission of photons, as well as wavelength, frequency, and energy of electromagnetic radiation. As extension activities, students will learn about phosphorescence and research real-life applications of photoluminescence.

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  Electromagnetic Spectrum, Redox Reaction, Molecular Structure, Law of Conservation of Energy, Half Reactions, Oxidation Number, Oxidation, Reduction, Intermolecular Forces | High School

  Lesson Plan: Fading Away Mark as Favorite (6 Favorites)

  In this lesson students will explore photodegradation of color. First, students will view how fading of paint has affected Van Gogh’s great works of art and the efforts that are being taken to conserve these works. While exploring, students will actively engage in research to relate the fading process to redox reactions, X-Ray diffraction, solute-solvent interactions, and light/energy calculations. Students will then act as an Engineering Task Force and brainstorm to identify how photodegradation affects modern day objects and plan how to address their fading in an effort to market to the airliner Jetstar

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  Mixtures, Solute & Solvent, Intermolecular Forces, Intermolecular Forces, Molecular Formula, Molecular Structure, Polymers, Electromagnetic Spectrum | Middle School, High School

  Video: What is Paint? Video Mark as Favorite (5 Favorites)

  This video investigates the composition of paint, while analyzing the fundamental chemistry principles of its main components. Students will learn about the differences between three common paint types, water colors, oil-based and acrylic paint as well as the chemistry of each.

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  Electromagnetic Spectrum, Molecular Structure, Mixtures | Middle School, High School

  Video: What are Pigments? Video Mark as Favorite (5 Favorites)

  This video discusses the chemistry of pigment molecules and how they are used to give paints their specific color. Students will learn about the importance of a pigment’s molecular structure, how they are physically suspended to create a paint color, as well as how they interact with light.

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  Reaction Rate, Activation Energy, Catalysts, Combustion, Reaction Rate | High School

  Demonstration: Rates of Reactions Mark as Favorite (7 Favorites)

  In this series of demonstrations, students will be introduced to factors that affect the rates of chemical reactions. They will observe and record their observations, while also describing the rate-influencing factor for each demonstration as well as evidence supporting whether or not the reaction rate was increased or decreased by the factor.

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  Renewable Energy, Electricity, Galvanic Cells, Cathode, Anode | High School

  Video: Hybrid and Electric Cars Video Mark as Favorite (1 Favorite)

  This video explores the chemistry in the batteries that power hybrid and electric cars.

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  Chemical Change, Exothermic & Endothermic | High School

  Lab: Little Miss Muffet Mark as Favorite (12 Favorites)

  In this lab, students make homemade glue from milk and compare it to commercial glue.

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  Exothermic & Endothermic, Heat, Temperature, Classification of Reactions | Middle School, High School

  Lab: Determining Endothermic and Exothermic Reaction Mark as Favorite (19 Favorites)

  In this lab, students will analyze evidence to determine if a chemical reaction releases energy and can be classified as an exothermic reaction or if it absorbs energy and can be classified as an endothermic reaction.

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  Electromagnetic Spectrum | High School

  Activity: Electromagnetic Spectrum Book Mark as Favorite (13 Favorites)

  In this activity, students will create a book that describes all of the individual parts that make up the electromagnetic spectrum.

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  Atomic Spectra, Emission Spectrum, Emission Spectrum, Electromagnetic Spectrum, Interdisciplinary, Identifying an Unknown | Middle School, High School

  Lab: Spectral Detective Mark as Favorite (14 Favorites)

  In this lab, students will use a spectroscope to view the atomic spectra of various unknown elements. Using their collected data in combination with known atomic spectra, they will identify the chemical elements.

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  Exothermic & Endothermic, Classification of Reactions | Middle School, High School

  Activity: Simulation Activity: Energy Changes in Chemical Reactions Mark as Favorite (27 Favorites)

  In this simulation, students will evaluate the energy changes in an endothermic and an exothermic chemical reaction. Through the use of this simulation students will have the opportunity to compare how energy is absorbed and released in each reaction. Additionally, students will make a connection between the standard energy diagrams associated with each reaction type.

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  Exothermic & Endothermic | High School

  Activity: Endothermic & Exothermic Reactions Mark as Favorite (5 Favorites)

  In this activity, students observe industrial-strength snap sticks and chemical cold packs and discuss processes of endothermic and exothermic reactions.

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  Temperature, History, Accuracy, Physical Properties | Elementary School, Middle School, High School

  Video: The Temperature Guys Video Mark as Favorite (32 Favorites)

  This video tells the story of how temperature as we currently know it evolved. The first thermometers invented in the early 1600s are very different than ones we use today!

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  Heat of Combustion, Heat, Exothermic & Endothermic, Combustion | Elementary School, Middle School, High School

  Video: The Internal Combustion Engine Video Mark as Favorite (7 Favorites)

  This video investigates both the mechanical and the chemical processes used in the internal combustion engine, as well as the history and evolution of the combustion engine.

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  Reduction, Oxidation, Redox Reaction, Catalysts, Activation Energy, Combustion | Elementary School, Middle School, High School

  Video: Catalytic Converters Video Mark as Favorite (5 Favorites)

  This video investigates the role of a catalytic converter and its corresponding chemical reactions within a vehicle. Students will learn about both oxidation and reduction reactions and how they, in combination with a catalyst, can impact the molecules released in a car’s exhaust.

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  Electricity, Anode, Cathode, Galvanic Cells, Heat, Renewable Energy | Elementary School, Middle School, High School

  Video: Alternative Fuels Video Mark as Favorite (3 Favorites)

  This video analyzes alternatives to petroleum based fossil fuels, such as biofuels and hydrogen fuel cells.

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  Calorimetry, Exothermic & Endothermic, Temperature, Stoichiometry, Limiting Reactant, Chemical Change, Molarity | High School

  Lab: Less Than Zero Mark as Favorite (6 Favorites)

  In this lab, students will investigate the endothermic reaction between baking soda and HCl. Students will consider stoichiometric ratios, molar concentrations, reaction scale, and calorimetry. The lab starts with a scripted reaction that uses given molar ratios, a glass beaker, and 2-M HCl. They will witness a temperature drop of about 5 to 8 C. Students then adjust the experiment so they can achieve a temperature drop of more than 20 C.