26 – 42 of 42 Classroom Resources

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  Calorimetry, Law of Conservation of Energy, Combustion, Heat of Combustion, Specific Heat, Heat, Exothermic & Endothermic, Bond Energy, Temperature, Measurements, Accuracy, Dimensional Analysis, Error Analysis | High School

  Lab: How Much Energy is in Your Snack Food? Mark as Favorite (48 Favorites)

  In this lab, students will find the amount of heat energy stored in foods and compare heat calories with food calories.

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  Redox Reaction, Gibb's Free Energy , Spontaneous Reactions , Reduction, Oxidation, Half Reactions, Galvanic Cells, Electrons, Electron Transfer, Cathode, Anode, Reduction Potentials, Exothermic & Endothermic, Spontaneous vs. Non-spontaneous Reactions, Dimensional Analysis | High School

  Lesson Plan: How Far Can We Go? Mark as Favorite (7 Favorites)

  In this lesson students compare energy densities of lead acid and lithium ion batteries to understand the relationship between electrochemical cell potentials and utilization of stored chemical energy.

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  Hess's Law, Enthalpy, Exothermic & Endothermic | High School

  Lesson Plan: Hess's Law Mark as Favorite (36 Favorites)

  In this lesson, students learn about the concepts of Hess's Law and how to solve problems involving them.

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  Physical Change, Intermolecular Forces, Heating Curve, Phase Changes, Graphing, Heat, Exothermic & Endothermic, Temperature, Freezing Point, Melting Point | High School

  Lab: Heating & Cooling Curve Mark as Favorite (43 Favorites)

  In this lab, students will create a phase change graph by adding and removing heat to observe and record data during actual phase changes.

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  Heat of Neutralization, Acid Base Reactions, Exothermic & Endothermic, Temperature, Specific Heat, Calorimetry, Bond Energy, Net Ionic Equation, Molarity, Dimensional Analysis, Measurements, Mole Concept | High School

  Lab: Heat of Neutralization Mark as Favorite (4 Favorites)

  In this lab, students carry out an acid-base reaction to calculate the heat of neutralization based on experimental data. This lab will reinforce the concepts of exothermic and endothermic processes, system and surroundings, and heat of reaction (specifically, neutralization).

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  Chemical Change, Exothermic & Endothermic | High School

  Demonstration: Gun Cotton Mark as Favorite (4 Favorites)

  In this demo, students will witness a decomposition reaction of gun cotton; a smokeless flame results.

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  Activation Energy, Temperature, Exothermic & Endothermic, Heat, Equilibrium Constants, Establishing Equilibrium, Le Châtelier's Principle, Reaction Quotient | High School

  Activity: Reversible Reactions Simulation Mark as Favorite (34 Favorites)

  In this activity, students will investigate how temperature, activation energy, initial amounts of products and reactants, and type of reaction (exo- or endothermic) effect the equilibrium position of a reaction using a simulation.

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  Exothermic & Endothermic, Energy Diagrams, Heat, Temperature, Chemical Change | High School

  Lab: Exothermic and Endothermic Lab Mark as Favorite (51 Favorites)

  In this lab, students determine whether mixing two chemicals is endothermic or exothermic. One is a physical change, one is a chemical change.

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  Exothermic & Endothermic, Heat, Specific Heat, Temperature, Enthalpy, Calorimetry, Observations, Inferences | High School, Middle School

  Demonstration: Energy in Hot and Cold Packs Mark as Favorite (22 Favorites)

  In this demonstration, students will observe temperature changes in chemical hot and cold packs and discuss processes of endothermic and exothermic changes. They will also see that common household products can be used to make a hot and cold pack.

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  Electrolysis, Cathode, Anode, Half Reactions, Redox Reaction, Reduction, Oxidation, Electron Transfer, Balancing Equations, Exothermic & Endothermic | High School

  Lab: Electrolysis of Water Mark as Favorite (34 Favorites)

  In this lab, students will perform the electrolysis of water using a battery, test tubes, thumbtacks, and a plastic cup.

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

  Lab: Designing Exothermic and Endothermic Reactions Mark as Favorite (19 Favorites)

  In this lab, students will design and test an experiment for producing either an endothermic or an exothermic reaction. The goal of the lab is for students to successfully construct a reproducible procedure for a reaction that either releases or absorbs thermal energy, and that can be supported with data.

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  Calorimetry, Exothermic & Endothermic, Heat, Specific Heat, Temperature, Scientific Method, Graphing, Experimental Design | High School

  Lab: Cool Science: Building and Testing a Model Radiator Mark as Favorite (19 Favorites)

  In this lab students construct a model of a car radiator to investigate parameters that lead to efficient cooling. Students investigate multiple variables as they experiment with various radiator designs. This lesson focuses on thermochemistry calculations and engineering practices.

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  Exothermic & Endothermic, Physical Change, Heat, Temperature, Observations, Intermolecular Forces, Solute & Solvent, Saturated/Unsaturated/Supersaturated | High School, Middle School

  Lesson Plan: Particle Modeling of Hand Warmers Mark as Favorite (22 Favorites)

  In this lesson, students will create a particulate model of matter that explains energy changes and transfer during a physical process, such as the crystallization of a solid from a supersaturated solution.

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  Chemical Change, Exothermic & Endothermic, Acid Base Reactions, Chemical Change | Elementary School

  Demonstration: Comparing Chemical Reactions Mark as Favorite (6 Favorites)

  In this demonstration, the teacher will perform two chemical reactions, one will be between acetic acid (vinegar) and sodium bicarbonate (baking soda) and the other will be between Alka-Seltzer and water. Both reactions will produce gas and will be conducted in a Ziploc bag, causing it to inflate. Students will observe the reactions and analyze the results in order to understand indicators of chemical change. Students will also determine that these are both endothermic reactions based on their observations.

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  Chemical Change, Observations, Exothermic & Endothermic, Temperature, Chemical Change, Physical Change, Physical Properties | High School, Middle School

  Lab: Observing a Chemical Reaction Mark as Favorite (25 Favorites)

  In this lab, students will practice making careful observations and measurements while witnessing a chemical change.

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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 (40 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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  Calorimetry, Exothermic & Endothermic, Temperature, Stoichiometry, Limiting Reactant, Chemical Change, Molarity, Enthalpy, Heat, Concentration, Experimental Design, Scientific Method | High School

  Lab: Less Than Zero Mark as Favorite (34 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.