226 – 250 of 306 Classroom Resources

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  Intermolecular Forces, Physical Properties, Melting Point, Boiling Point | High School, Middle School

  Activity: Simulation Activity: Exploring Intermolecular Forces with Odyssey Mark as Favorite (4 Favorites)

  In this simulation, students will learn about the different intermolecular forces. They will use the simulation to see how molecules in various species interact with one another.

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  Molecular Structure, Interdisciplinary, Scientific Method | Middle School

  Lesson Plan: The Effect of Different Foods on Mealworms Mark as Favorite (1 Favorite)

  In this lesson, students will look at the chemistry of the molecules of carbohydrates, fats, and lipids, and they will use this information to determine a diet for their mealworm and will collect information about the mealworm to test a hypothesis.

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  Photosynthesis, Conservation of Mass, Balancing Equations, Chemical Change, Reversible Reactions, Molecular Formula, Interdisciplinary, Chemical Change, Conservation of Mass | Middle School

  Lesson Plan: The Building Blocks of Photosynthesis Mark as Favorite (3 Favorites)

  In this lesson, students will use colored blocks to represent the elements in photosynthesis and illustrate how they are broken down and reassembled to create glucose.

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  Chemical Change, Physical Change, Separating Mixtures, Observations, Mixtures, Chemical Properties, Physical Properties, Experimental Design, Scientific Method | High School, Middle School

  Lab: Test Tube Separation Mark as Favorite (24 Favorites)

  In this lab, students will mix four substances in a test tube and recreate the original four layers through chemical and physical means.

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  Redox Reaction, Electron Transfer, Chemical Change, Observations, Experimental Design, Scientific Method | High School, Middle School

  Lab: Test Tube Geology Mark as Favorite (8 Favorites)

  In this lab, students will observe a reaction between an iron nail and copper(II) sulfate in a test tube over the course of several days, modeling how a similar reaction occurs to form copper deposits in the earth. Students will also modify the procedures to evaluate how changing a factor of their choice affects the results of the test tube reaction, introducing them to concepts of experimental design. It also introduces students to my version of the Science Writing Heuristic (SWH).

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  Observations, Separating Mixtures, Mixtures, Interdisciplinary, Physical Properties, Scientific Method | High School, Middle School

  Activity: How Do We Clean Up An Oil Spill Mark as Favorite (38 Favorites)

  In this activity, students simulate an oil spill and test different materials’ ability to “clean” the oil spill.

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  Gas Laws, Kinetic Molecular Theory, Ideal Gas, Temperature, Volume, Pressure, Density, Density, Experimental Design, Scientific Method | High School, Middle School

  Activity: Hot Air Balloon Mark as Favorite (43 Favorites)

  In this activity, students use their knowledge of Charles’ law to build a hot air balloon and evaluate its design.

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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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  Solute & Solvent, Chemical Change, Solubility, Chemical Bond | Middle School

  Lab: A Sticky Situation Mark as Favorite (6 Favorites)

  In this lab, students will try to separate plastic spoons that have been attached together with different adhesive materials using a variety of solvents.

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  Temperature, History, Interdisciplinary, Chemical Change, Temperature, Heat | Middle School, High School

  Lab: Greenhouse Gas Simulation Mark as Favorite (34 Favorites)

  In this lab, students will create two simulations of the Earth’s atmosphere. They will compare a control model with a one that has an increased presence of carbon dioxide gas in order to analyze how this effects temperature. They will also complete research in order to learn more about the makeup of the Earth’s atmosphere.

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  Freezing Point, Melting Point, Phase Changes, Acids & Bases, Physical Change | Middle School

  Lesson Plan: Stearic Acid Mark as Favorite (2 Favorites)

  In this lesson, students investigate how stearic acid undergoes a phase change from solid to liquid and back from liquid to solid. Temperature readings will be collected at one-minute intervals once the acid melts, the heat escapes, and the acid cools. Students are introduced to the idea that energy loss does not always result in a continuous temperature drop.

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  Mixtures, Separating Mixtures, Solubility, Physical Change, Phase Changes | Middle School

  Lab: A Solution to Your Mix-up Mark as Favorite (4 Favorites)

  In this lab, students will perform a step by step process of mixing and separating substances based on their states and solubility in order to solve a problem.

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  Gas Laws, Pressure, Volume, Temperature, Kinetic Molecular Theory, Graphing | High School, Middle School

  Activity: Simulation Activity: Gas Laws Mark as Favorite (51 Favorites)

  In this simulation, students will investigate three of the fundamental gas laws, including Boyle’s Law, Charles’ Law and Gay-Lussac’s Law. Students will have the opportunity to visually examine the effect of changing the associated variables of pressure, volume, or temperature in each situation. Also, students will analyze the gas samples at the particle level as well as manipulate quantitative data in each scenario. Finally students will interpret trends in the data by examining the graph associated with each of the gas laws. This lesson accompanies the simulation from the November 2015 issue of Chemistry Solutions.

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  Reaction Rate, Chemical Change, Reaction Rate, Observations | Middle School, Elementary School, High School

  Demonstration: Simple Kinetics Mark as Favorite (58 Favorites)

  In this demonstration, students will see that different food dyes react with bleach at different rates.

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  Separating Mixtures, Physical Change, Mixtures, Physical Properties, Experimental Design, Scientific Method, Error Analysis | High School, Middle School

  Lab: Separation of a Mixture Mark as Favorite (54 Favorites)

  In this lab, students devise their own method to separate a mixture of sand, salt, poppy seeds, and iron filings.

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  Indicators, Acid Base Reactions, Chemical Change, Observations | High School, Elementary School, Middle School

  Demonstration: Secret Message Mark as Favorite (4 Favorites)

  In this lesson, students will observe a hidden message while understanding simple acid/base chemistry and indicators.

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  Atomic Theory, History, Interdisciplinary, Culminating Project, Model of the Atom | High School, Middle School

  Activity: Scientist Infographic Mark as Favorite (50 Favorites)

  In this activity, students will design and publish an infographic focused on a well-known scientist and their contribution to the development of the atomic model.

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  Polarity, Intermolecular Forces, Intermolecular Forces, Physical Change, Matter | Middle School

  Lesson Plan: Sandy Beaches—A Foray into ‘Magic’ Sand Mark as Favorite (5 Favorites)

  In this lesson, students will investigate the properties of magic sand and learn about the concept of hydrophobic and hydrophilic molecules. It also introduced students to the field of nanotechnology.

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  Freezing Point, Solubility, Solute & Solvent, Phase Changes, Freezing Point Depression, Physical Change, Physical Properties | Elementary School, Middle School

  Lesson Plan: Salting Roads in Winter Mark as Favorite (3 Favorites)

  In this lesson, students investigate how the freezing point of water changes when salt is added. Many students know that water freezes at 0°C, and many believe that all substances freeze at 0°C. The investigations in this lesson help students understand why salt is spread on roads in cold and snowy conditions.

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  Polarity, Mixtures, Intermolecular Forces, Intermolecular Forces, Physical Properties, Observations, Mixtures | Middle School, Elementary School, High School

  Lab: Salad Dressing Science: Emulsions Mark as Favorite (29 Favorites)

  In this lab, students mix polar and nonpolar substances and then add various emulsifiers to encourage the mixing of the two substances. They use ingredients in salad dressing to relate science to real life scenarios.

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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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  Lab Safety | High School, Middle School

  Demonstration: Lab Safety Mark as Favorite (33 Favorites)

  In this demonstration, students discuss laboratory safety and observe corn starch being ignited.

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  Review, Density | High School, Middle School

  Activity: Round Robin Mark as Favorite (14 Favorites)

  In this activity, students solve problems on a series of sheets shared in a group.The activity can be extended beyond the topics of temperature and density. This lesson accompanies an article in Chemistry Solutions.

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  Reaction Rate, Experimental Design, Scientific Method, Observations, Chemical Change | High School, Middle School

  Lab: Reaction Rate Mark as Favorite (24 Favorites)

  In this lab, students will explore factors that effect reaction rate and develop a general statement that describes how the factors (temperature, particle size, and concentration) effect the rate based on experimental data. This is an inquiry-based activity.

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  Density, Density, Observations, Inferences | High School, Middle School

  Demonstration: Qualitative Look at Gas Density Mark as Favorite (6 Favorites)

  In this demo, students witness three types of gases and observe their relative densities to air.