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Investigating Chemical and Physical Changes
Young scholars explore physical and chemical changes by looking at how different powders react to a variety of substances. They observe and identify the difference between physical and chemical change using a mystery powder.
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Mad Science Lab: Original Lesson Plan
Students conduct a number of simple experiments, collect and categorize the results as either chemical or physical change. The lesson plan uses connections to folklore, science fiction and comic books to assist each student as they make...
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Stoichiometry
Young scholars discover stoichiometric relationships in chemical equations. They review mole to mole conversions. They understand mass/particle conversions. They perform a lab to reinforce stoichiometry.
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Chemistry in the Kitchen
Students, in groups, combine given materials from an everyday kitchen until a chemical reaction occurs and record the reaction time.
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Chemical Reactions - Borax & Glue, Cream
Fifth graders, in groups, complete two activities in which various substances are combined, resulting in a very different substances. They discuss reactants and products and chemical reactions.
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Chemical Change
Fifth graders watch a demonstration in which a balloon is inflated using the gas created by combining vinegar and baking soda. Then, in groups, they combine various assigned substances and watch and record the results.
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Stomach Chemistry
Fifth graders compare physical and chemical changes. They perform a simulation experiment/activity that replicates what happens in the stomach as food is digested by stomach acids.
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Physical Changes & Chemical Reactions
Fifth graders explore physical and chemical changes. They prepare a demonstration in which they perform an example of either a physical change or a chemical reaction.
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Ice Energy
Students observe the chemical reaction that occurs when salt is put on ice, and use the energy that is released to make ice cream.
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Substances And Chemical Reactions
Students observe chemical reactions that produce obvious effects. They begin by exploring a different substance every day for one week. They compare the substances and examine how substances can be solids, liquids, or gases.
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What's the Matter? (Experiments)
Students observe a scientific discrepant event, and are then challenged to create experiments to solve the dilemma.
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Reaction Reasoning
Third graders experiment with chemical reactions and examine what happens to the atoms when different reactions occur. In this matter lesson students divide into groups and complete a lab experiment.
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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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Article - "Designer Catalysts"
In this catalyst worksheet, students define catalyst and enzyme and explain how these work in a chemical reaction. Students calculate molar mass of a compound. This worksheet has 7 short answer questions and 2 problems to solve.
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Chemical Equations
In this chemical equations activity, students complete a paragraph about chemical equations by filling in 17 terms from a word list.
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The Rates of Chemical Reactions
In this chemistry worksheet, students complete a crossword puzzle with 25 questions on chemical reactions. They identify common terminologies used in describing chemical reactions.
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Chemical Reactions and Burning Fossil Fuels
In this chemistry learning exercise, students select answers to 24 multiple choice questions using the drop down box. They identify the different atoms involved in the chemical reaction.
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Alka-Seltzer Rockets: How to Build Your Own Rocket
Students create a rocket using Alka-seltzer of baking soda and vinegar. In this physics lesson, students identify the factors affecting the length of time the rocket is propelled. They relate this activity to actual rocket launched in...
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Confectionary Bureau of Investigations: Case of the Cookie Mystery
Students perform tests on different chemicals to determine their chemical properties. In this forensic science lesson, students identify an unknown sample using its physical and chemical properties. They solve a fictional crime using...
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Bouncing Balls
Students create a polymer ball in the lab. In this chemistry lesson, students identify the different properties of the polymer they created. They explain what type of chemical reaction took place.
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Model Mania
Eighth graders study the conservation of matter. In this chemical reaction lesson students examine what happens during a chemical reaction and complete a lab activity.
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Chemical Changes
Students compare types of chemical change. In this chemical reaction lesson, students use a variety of household items to investigate different types of chemical change. Students will engage in a discussion about the dangers of chemicals...
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What factors affect the oxidation of apples?
Students investigate why an apple turns brown after being cut open and brainstorm why this occurs. In this oxidation lesson students design and conduct a simple experiment, analyze their results and draw conclusions.
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Chemistry of Iron and Charcoal Manufacturing in PA
Students examine the historical purpose of the forests in Pennsylvania and investigate how the iron manufacturing process works. In this chemistry lesson students write the chemical formula for making charcoal.