Students investigate activation energy through endothermic and exothermic reactions. In this activation energy lesson plan, students conduct 2 experiments, one is an endothermic reaction and the other is an exothermic reaction. Students...

In this energy from hydrocarbons activity, students read about endothermic and exothermic reactions and how hydrocarbons release heat as fuels. Students read how to measure heat changes in reactions and practice finding the specific heat...

For 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...

In this energy changes, rates of reactions and nuclear chemistry worksheet, high schoolers solve 14 problems to review concepts about endothermic and exothermic reactions, heat of combustion, heat of reactions, enthalpy, kinetic and...

In this chemical reactions worksheet, students compare endothermic and exothermic reactions, closed and open systems, and reactants and products. Students review physical and chemical changes and how to balance equations. This worksheet...

Students investigate energy involved for bonds to form and break. In this thermodynamics lesson plan, students experiment with chemical reactions to observe endothermic and exothermic reactions, they explore entropy and the effects of...

I'm so cool! No, you're exothermic. This thermodynamics lab unit includes an introduction, teacher demonstrations, six labs that students rotate through each class day, homework assignments, application of knowledge, and...

Scholars learn about heat release in phase changes. They perform calculations as they compare and contrast a science fiction passage and a home heating application.

Students investigate the art and science of pyrotechnics.  In this chemistry and computer lesson plan, students learn about the chemical basis of fire and structure of fireworks.  Students then apply their knowledge...

In this chemical reactions worksheet, students 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...

How can removing water change the color of a substance? Lab partners remove the water of crystallization from hydrated copper (II) sulfate, record their observations, then rehydrate the solid. The resource is printable and contains ideas...

Once I told a chemistry joke, but there was no reaction. Get young chemists involved in changes and reactions with a presentation that begins with physical and chemical changes and chemical reactions. It moves on to chemical...

Students experiment, observe, measure, and analyze what occurs during an exothermic reaction. They safely design an experiment, control variables, and properly dispose of materials.

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.

In this entropy instructional activity, students define entropy and determine if reactions are exothermic or would occur spontaneously. This instructional activity has 10 problems to solve.

A 30-question multiple choice chemistry test challenges takers. Topics touched upon include thermochemistry, equilibrium, behavior of gases, and pH. Problem solving is required in order to answer most of the questions. Other questions...

Is it possible to create an environmentally friendly shampoo? Learners accept this challenge in the fifth lesson in a green chemistry series of 24. The analysis of their shampoo ingredients must address pH, exothermic reactions, and...

From molecules to nanotubes, an engaging unit explores the world of tiny science. Fifteen hands-on experiments and lessons engage young scientists as they learn chemistry. Discussions, worksheets, and data analysis reinforce the concepts...

Viewers learn how to identify the substances in a chemical reaction, how to balance it, and the different types of chemical reactions by watching a presentation that also includes a review of monomers and polymers. The presentation...

Students explore the mesosphere and lower thermosphere globally and achieve a major improvement in our understanding of the fundamental processes governing the energetics, chemistry, dynamics, and transport of the atmospheric region....

Topping this activity is a comprehensive collection of notes about phase changes. The phase change graph is displayed, along with formulas for the gas laws, and information relating energy to change of phase. After reviewing these notes,...

Students compare and contrast exothermic and endothermic reactions. In this chemistry lesson plan, students perform experiments to determine whether heat was released or absorbed in a reaction. They share their observations in class.

How can you turn an ice cream activity into a scientific investigation? It's easy if you know ionic compounds, heat transfer, and the exothermic and endothermic process. Learners will explore the science behind freezing, insulation, and...

If your pupils think a catalyst is a list of their cats, then this might be the instructional activity for you! Young chemists study the effect of temperature, catalysts, concentration, and particle size on reaction rates during four...