Curated OER
Heat Energy Released or Absorbed in Chemical Reactions
Chemistry whizzes test the change in water temperature produced by a burning candle and the change in acid temperature produced by magnesium metal. With these two laboratory activities they explore heat produced during chemical...
Curated OER
Observing Chemical Reactions
Start this series of lessons with a bang! Five exothermic reactions are outlined in this resource, including a demonstration that produces both light and sound. In the lab, chemistry apprentices record temperature changes, make hand...
Curated OER
The Transfer of Energy 1: Thermochemistry
Budding chemists achieve a basic understanding of the role of heat in chemical reactions. An online worksheet gives learners instructions and questions to answer as they investigate the Chem4Kids website and perform a hands-on lab...
Curated OER
The Transfer of Energy 3: Rust and Corrosion
Learners research the type of chemical reaction that occurs when metal rusts. They conduct an experiment looking at the rate of corrosion in steel wool. This is lesson three in a three lesson unit on the transfer of energy.
Curated OER
The Transfer of Energy 2: Electrochemistry
Students study about electrochemistry by increasing their understanding of electron transfer and its role in chemical changes. They explain that energy appears in different forms. Heat energy is in the disorderly motion of molecules.
Curated OER
Matter and Energy
Does the change in energy of matter lead to a change in mass? Upcoming chemists compare the mass of equal-volume, but different-temperature liquids and materials both before and after a chemical reaction has occurred. In another...
Curated OER
BioFuels: The Chemistry and Economics of Alternative Fuels
Junior chemists manufacture biodiesel in the lab. In this exercise, they check the purity of the biodiesel using thin layer chromatography. They also calculate its density and heat of combustion. They are sure to rise to the challenge...
Curated OER
What's the Matter? (Living and Non-Living Things)
Understand how chemical reactions recombine atoms to create the "chemicals of life". An experiment, showing the basic chemical reactions of an iron nail or a match, helps young children start their understanding of permanent changes.
Curated OER
Rates of Chemical Reactions-The Iodine Clock Reaction
Students investigate the reaction rate of iodine and soluble starch. In this rates of chemical reactions lesson plan, students study the effects of varying concentrations of reactants and varying temperatures of reactants on the reaction...
Curated OER
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.
Curated OER
Ice Energy
Students study the concept of ice energy. In this ice energy lesson, students observe what happens when salt is sprinkled on a piece of ice before following a recipe to make two types of ice cream. They note the difference in the two...
Curated OER
Chemical Reaction in a Baggy
Tenth graders observe various chemical reactions in the lab. For this chemistry lesson plan, 10th graders list the indications that a chemical reaction took place. They give real life examples of reactions they see everyday.
Curated OER
The Absorption of Solar Energy
Two sequential parts to this lesson introduce your class to the electromagnetic spectrum, the ability to absorb radiant energy, and the pigments in leaves that are responsible for collecting sunlight to be used in the photosynthetic...
Curated OER
Controlling Chemical Reactions
Young scholars study chemical reactions and how to speed up or slow down one. In this experimental lesson students participate in an activity that allows them to observe chemical reactions.
Curated OER
The Role of Enzymes
Students explore the role of enzymes in chemical reactions. In this enzymes lesson plan, students use hydrogen peroxide and manganese dioxide to observe a chemical reaction. Students observe the rates of reactions of chalk, hamburger,...
Curated OER
Heat and Thermodynamics
This is actually a 10-day mini unit on thermal energy for your high school chemists. Every avenue is taken to get learners absorbed in heat: a pretest, a PowerPoint presentation, Internet exploration, demonstrations, lab activities, and...
Curated OER
Sometimes, solid + liquid = gas
Third graders experiment with common household liquids and solids. In this chemical reaction lesson, 3rd graders discuss phase changes and experiment to find other ways to create gases. They use water, vinegar, lemon juice, flour, baking...
Curated OER
Light Stick Chemistry
In groups of three with the lights off and the shades drawn, investigators place inactivated light sticks, in three beakers: one filled with ice water, another with lukewarm water, and the other with room temperature water. They wait...
Curated OER
Chemical Interactions
Students perform scientific investigations to observe chemical reactions. In this chemical reaction lesson students read a passage and identify the cause and effect.
Curated OER
Ice Energy
Students investigate how salt affects the state of ice. In this ice cream making lesson, students change the freezing temperature by adding salt and observing the results. Students use experimentation and comparison to see how chemicals...
Curated OER
Investigating Chemical and Physical Changes
Students 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.
Curated OER
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...
University of Georgia
The Power of Peanuts
Measure the amount of energy in a peanut by igniting a chemical reaction. Classes use a laboratory setup to burn a peanut and measure the amount of heat it releases through a temperature analysis. They calculate the number of Joules of...
LABScI
Photosynthesis: How Do Plants Get Energy?
Examine the mechanism of photosynthesis through different light scenarios. Pupils vary the amount and type of light exposure on plant leaves in the fifth lesson plan in a 12-part series. Through observation, they determine the rate of...