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Vocabulary-Energy and Matter
In this energy and matter activity, students define 28 terms related to moles, matter, energy, the Law of Conservation of Energy, mass, properties of matter and states of matter.
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Elements Make Compounds
This presentation starts with safety warnings for an experiment. Students will be introduced to the reaction that happens when magnesium is burned, the chemical background and the energy changes. Excellent examples and labeled reactions...
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More Thermochemistry Problems
This two-page assignment covers basic thermochemistry concepts. Chemistry learners identify exothermic and endothermic processes, explain a phase change graph, and draw an energy level diagram. There are no problems to solve, just...
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What's New With Dinosaurs?
Students examine how scientists are at odds on whether or not dinosaurs were warm or cold blooded. In this dinosaurs lesson students divide into groups and research the evidence that supports each side.
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Activation Energy
Students investigate activation energy through endothermic and exothermic reactions. For this activation energy lesson plan, students conduct 2 experiments, one is an endothermic reaction and the other is an exothermic reaction. Students...
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Exothermic and Endothermic Reactions
Young scholars observe demonstrations of exothermic and endothermic reactions and determine the changes that take place in a chemical reaction. Students observe four demonstrations showing entropy, attraction of molecules due to...
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Energy Changes, Rates of Reactions, Nuclear Chemistry
In this energy changes, rates of reactions and nuclear chemistry activity, students solve 14 problems to review concepts about endothermic and exothermic reactions, heat of combustion, heat of reactions, enthalpy, kinetic and potential...
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Chapter 17 Worksheet- Equilibrium
In this equilibrium worksheet, students answer eleven questions about chemical reactions, equilibrium concentrations and endothermic and exothermic reactions. They write equilibrium expressions for chemical reactions and they explain...
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AP Chemistry-Thermochemistry
In this thermochemistry worksheet, students answer twenty multiple choice questions about heat, enthalpy changes, thermal, mechanical and electrical energy and the laws of thermodynamics.
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Reaction Reasoning
Third graders experiment with chemical reactions and examine what happens to the atoms when different reactions occur. For this matter lesson students divide into groups and complete a lab experiment.
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Exothermic vs. Endothermic
The PowerPoint opens with video footage of the decomposition of nitrogen triiodide and then explains it with diagrams. Graphs of exothermic and endothermic reactions are exhibited, as well as one for the effect of a catalyst on reaction...
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Chemical Equations
In this chemical equations worksheet, students complete a paragraph by filling in the 17 terms associated with chemical equations.
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Chemical Equations
In this chemical equations worksheet, students complete a paragraph about chemical equations by filling in 17 terms from a word list.
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Chemistry Equilibrium Worksheet
This worksheet focuses on writing equilibrium constants. Learners work to determine the direction of reactions, concentrations of different substances, and equilibrium constants.
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Oxidation and Combustion: Chemical Reactions in Fire
Students investigate the art and science of pyrotechnics. In this chemistry and computer lesson, students learn about the chemical basis of fire and structure of fireworks. Students then apply their knowledge in creating virtual...
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Physical vs. Chemical
In this physical vs. chemical change worksheet, students answer 10 questions about identifying chemical and physical changes. They identify exothermic and endothermic reactions and the parts of a chemical equation. Students answer 1...
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Kinetics and Equilibrium
In this kinetics and equilibrium worksheet, students use the diagram to answer the questions as it relates to endothermic or exothermic reactions. Students indicate the result in the reaction rate as speeding up or slowing down.
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Equilibrium, Enthalpy and Entropy
For this chemical reactions worksheet, learners determine what is true about a system at equilibrium and give examples of macroscopic properties. Students determine minimum enthalpy and maximum entropy for reactions. This worksheet has 2...
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Chemistry Worksheet 6
In this chemistry worksheet, students calculate specific changes that take place with different chemical reactions. Students indicate whether the reactions are endothermic or exothermic and spontaneous or nonspontaneous.
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Mammals
In this mammals worksheet, students read about 3 mammal characteristics: endotherm, diaphragm, and mammary glands. Students use this information to complete 4 short answer questions.
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Exothermic and Endothermic Changes
Students define and identify endothermic/exothermic reactions. Using a series of experiments, they construct and interpret potential energy diagrams for their reactions.
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Heat Loss and Gain in Physical Changes and Chemical Reactions
Students compare and contrast exothermic and endothermic reactions. In this chemistry lesson, students perform experiments to determine whether heat was released or absorbed in a reaction. They share their observations in class.
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Reptiles and Birds
In this classification worksheet, students review 5 vocabulary terms that describe reptiles or birds. These 5 terms are placed into a crossword puzzle.
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Einstein's BIg Idea
Students discuss what the m in E=mc2 represent. They relate that mass in a chemical reaction is always conserved. Students convey that atoms rearrange themselves in chemical reactions to form different molecules and compounds.