26 – 50 of 70 Classroom Resources

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  Chemical Change, Physical Change, Observations, Chemical Change, Interdisciplinary, Chemical Change | Middle School

  Lab: Break It Down! Mark as Favorite (1 Favorite)

  In this lab, students will examine the physical and chemical changes that take place within a landfill by composting leftover fruits and vegetables from their lunches. They will also record pH and temperature measurements during the process.

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  Chemical Change, Molecular Structure | Middle School

  Lab: Detecting Fats and Starches in Food Mark as Favorite (6 Favorites)

  In this lab, students will identify fats and starches in a variety of foods. Since we eat many complex foods which contain mixtures of carbohydrates (e.g. sugars and starches), fats, and proteins, conducting food tests will enable the students to determine the make up of a certain food.

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  Chemical Change, Chemical Change, Physical Change, Physical Properties | Middle School

  Lab: Little Miss Muffet Investigation Mark as Favorite (16 Favorites)

  In this lab, students will work in cooperative groups to conduct a chemical reaction by mixing vinegar with milk. This reaction will cause the curds to precipitate and separate from the liquid whey. The lesson can be extended by experimenting with different types of milk or by using different acids.

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  Classification of Reactions, Chemical Change, Balancing Equations, Acid Base Reactions | Middle School, High School

  Activity: Animation Activity: Classifying Chemical Reactions Mark as Favorite (56 Favorites)

  In this activity, students will view an animation that explores some of the ways to classify different types of chemical reactions. The animation covers synthesis (combination), decomposition, single replacement (single displacement), double replacement (double displacement), combustion, and acid-base neutralization reactions.

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  Balancing Equations, Conservation of Mass, Photosynthesis | Middle School

  Activity: Achieving a Photosynthetic Balance Mark as Favorite (3 Favorites)

  In this activity, students will use candies to model the rearrangement of atoms from reactant to products during photosynthesis.

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  Classification of Reactions, Chemical Change, Balancing Equations, Acid Base Reactions, Combustion | Middle School, High School

  Animation: Classifying Chemical Reactions Animation Mark as Favorite (49 Favorites)

  This animation explores some of the ways to classify different types of chemical reactions. It covers synthesis (combination), decomposition, single replacement (single displacement), double replacement (double displacement), combustion, and acid-base neutralization reactions. This animation was featured in the November 2020 issue of Chemistry Solutions. **This video has no audio**

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  Chemical Change, Chemical Change, Observations | Elementary School, Middle School

  Lab: It's Alive Mark as Favorite (0 Favorites)

  In this lab, students will practice making and recording observations, analyzing data, and identifying chemical change. They will transfer dirt, germs, and bacteria from their hands onto a piece of white bread and observe the changes that occur during the following days. Students will analyze the results, make comparisons between clean and dirty samples of bread and learn about the importance of hand-cleaning.

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  Chemical Change, Error Analysis, History, Exothermic & Endothermic, Chemical Change | Middle School

  Lesson Plan: The Chemistry of Casts Mark as Favorite (7 Favorites)

  In this lesson, students will learn about the history of the chemistry involved in creating orthopedic casts. Students will then work in small groups to conduct a hands-on experiment in which they will determine the optimum plaster of Paris to water ratio for model casts.

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  Exothermic & Endothermic, Classification of Reactions, Energy Diagrams, Bond Energy, Activation Energy, Temperature, Chemical Change | Middle School, High School

  Activity: Simulation Activity: Energy Changes in Chemical Reactions Mark as Favorite (96 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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  Chemical Change, Phase Changes, Combustion, Observations | Elementary School, Middle School

  Demonstration: The Jumping Flame Mark as Favorite (5 Favorites)

  In this demonstration, students will observe that the vapor of an extinguished candle flame is ignitable.

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  Density, Density, Chemical Change, Observations, Chemical Change, Combustion | Elementary School, Middle School

  Demonstration: Investigating Gas Density Mark as Favorite (8 Favorites)

  In this demonstration, students will observe a reaction between baking soda and vinegar in the presence of a burning candle. The initial environment has plenty of oxygen present in order to sustain the candle’s flame; however the reaction will produce carbon dioxide which will cause the lit candle to extinguish. Students will analyze the outcome and compare the presence of the gases in the container and make determinations about the densities of each.

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  Chemical Change, Chemical Change, Observations | High School, Middle School

  Lab: Corrosion in Motion Mark as Favorite (6 Favorites)

  In this lab, students will expose metal samples to various solutions and observe the amount of corrosion of a period of time.

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  Photosynthesis, Interdisciplinary | Middle School

  Lesson Plan: Algae – The Good, the Bad, and the Tasty Mark as Favorite (1 Favorite)

  In this lesson, students will learn about the chemistry of algae, while working in a small group to become an expert on a specific type of algae. Divided into four parts the lesson is designed for students to investigate the process of photosynthesis, learn about the variety of uses for algae as well as products that contain algae, and the harmful effects of algae, such as red tides. As a culminating task, student groups will each complete a short presentation.

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  Phase Changes, Photosynthesis, Renewable Energy | Elementary School, Middle School

  Lab: Mini Terrarium Mark as Favorite (5 Favorites)

  In this lab, students will learn that even the smallest spaces can have their own climate. They will create a miniature sized terrarium and will observe how sunlight enters in order to warm the air, and in turn heat the soil and seeds. Condensation will build up in the container and the students can observe the water cycle in action, as well as the growth of the seeds over time.

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  Chemical Change, Conservation of Matter, Identifying an Unknown, Culminating Project, Elements | Middle School

  Lab: Priestley Labs Mark as Favorite (3 Favorites)

  In this lab, students will identify an unknown gas based on experimental evidence.

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  Subatomic Particles, Molecular Structure , Photosynthesis | Middle School

  Lesson Plan: Carbon, Carbon Everywhere Mark as Favorite (7 Favorites)

  In this lesson, students will learn about how Carbon cycles through Earth’s systems and its importance for life on Earth.

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  Precipitate, Chemistry Basics, Solubility Rules, Balancing Equations, Chemical Change, Chemical Change | High School, Middle School

  Lab: Predicting Precipitates Mark as Favorite (30 Favorites)

  In this lab, students use solubility rules to predict which chemical reactions will produce precipitates.

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  Reaction Rate, Reaction Rate | Middle School, High School

  Simulation: Reaction Rates Mark as Favorite (65 Favorites)

  In the May 2018 simulation, students investigate several factors that can affect the initial rate of a chemical reaction, including concentration, temperature, surface area of the reactants, and addition of a catalyst.
  

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  Exothermic & Endothermic, Classification of Reactions, Energy Diagrams, Bond Energy, Activation Energy, Temperature, Chemical Change | Middle School, High School

  Simulation: Energy Changes in Chemical Reactions Mark as Favorite (44 Favorites)

  In the November 2016 simulation, students will evaluate the energy changes in an endothermic and an exothermic chemical reaction. Students will have the opportunity to compare how energy is absorbed and released in each reaction, and will make a connection between the standard energy diagrams associated with each reaction type.

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  Balancing Equations, Conservation of Mass | Middle School, High School

  Simulation: Balancing Chemical Equations Mark as Favorite (40 Favorites)

  The simulation for the September 2014 issue comes from PhET and helps students practice balancing chemical equations. AACT helped fund the conversion of this popular simulation into a format that is compatible with all devices, including iPads. PhET provides teacher’s guides for many of their simulations, and teacher-generated activities that can accompany the simulations.

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  Combustion, Chemical Change, Catalysts, Acid Base Reactions, Chemical Change, Balancing Equations, Classification of Reactions, Observations, Chemical Change | High School, Middle School

  Demonstration: Stop & Go Gases Mark as Favorite (7 Favorites)

  In this demonstration, students will witness the ability of carbon dioxide to extinguish a flame and oxygen to feed a flame. They will also be introduced to the concept of catalysts. This demonstration could also be used as an opportunity to practice writing and balancing equations and classifying chemical reactions.

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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 (32 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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  Chemical Change, Density, Chemical Change, Density | Elementary School, Middle School, High School

  Demonstration: Fire Extinguisher Mark as Favorite (17 Favorites)

  In this demonstration, students will observe a chemical reaction, and see how the product can be used to extinguish a fire.

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  Reaction Rate, Reaction Rate, Chemical Change, Acid Base Reactions | Middle School

  Lab: Bath Bomb Chemistry! Mark as Favorite (30 Favorites)

  In this lab, the students will work in cooperative groups to investigate how to make a scented, effervescent bath bomb and explore the chemistry needed to create them. Groups will test a variety of different variables in order to compare the reaction rate of each sample. Students will use the results to determine which variables are optimal for making and using bath bombs.

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  Chemical Change, Volume | Elementary School, Middle School

  Lab: Air Bag Design Challenge Mark as Favorite (18 Favorites)

  In this lab, students will learn how chemistry is used in air bags. Students will model the inflation of an air bag by performing a series of reactions using baking soda and vinegar in a Ziploc bag. During this investigation, students will see that there is a relationship between the inflation size of the bag and the amount of reactants used. Finally, students will be challenged to design an air bag that can help an egg endure a crash test.