In this science activity, students explore the learning outcomes for a unit on chemical reactions. Students define 60 vocabulary words and answer a list of questions for each topic.

Students conduct an experiment to determine what happens to heat energy during a chemical reaction. They examine an endothermic reaction by observing a chemical reactions.

Students investigate various chemical reactions when creating mixtures in ziplock baggies. In this chemistry lesson, students will recognize various chemical reactions and cite evidence. Safety and assessment strategies are included in...

In this heat transfer and phase change worksheet, students experiment with ice, salt, and milk to show the relationship between the temperature of a solution and its phase. Students turn milk from a liquid to a solid and graph the...

In this bioluminescence worksheet, students read about various organisms that glow on land and in the sea. They answer three critical thinking questions after reading about these chemical reactions.

Students work in groups to define chemistry vocabulary including the terms reactants, products, exothermic and endothermic. They then combine the group definitions to arrive at a consensus definition for the class. Students also listen...

In this Le Chatelier's Principle worksheet, students are given three chemical reactions along with various disturbances on the systems. They must indicate the effects of each disturbance on the concentrations of products and reactants in...

For this chemical bonds learning exercise, students determine how much energy is needed to break bonds. Students classify reactions as exothermic or endothermic and identify a reaction as reversible. This learning exercise has four...

In this equilibrium worksheet, students read about the factors that effect equilibrium in solutions such as the pressure of the solution, the temperature and the concentration of the solution. They answer three multi-part questions about...

In this kinetics worksheet, students solve twenty one problems related to reaction rates, half life, reaction orders, catalysts, and activation energy.

In this hydrocarbon instructional activity, high schoolers answer 13 questions about different types of organic molecules categorized as hydrocarbons. They explain the different hydrocarbons, they draw structural diagrams for different...

In this thermodynamics worksheet, students answer multiple choice questions about enthalpy and entropy, they calculate molar entropies and they determine equilibrium constants and free energy of reactions.

In this transition state theory worksheet, students read about chemical reactions and the theory for how chemical reactions proceed. They answer questions about the activated complex, the activation energy and the collision theory all...

In this thermochemistry worksheet, students answer 6 questions about specific heat, heat capacity and molar heat capacity. They also complete a crossword puzzle given 20 clues about topics related to thermochemistry. Students solve a...

Students research and study the disaster of Bhopal to grasp the essential concept of controlling chemical reactions. They explain how the Bhopal disaster might have been prevented based upon their knowledge of factors affecting the rate...

In this organic chemistry practice activity, students solve twelve problems regarding organic molecules. They draw mechanisms for reactions, they predict products for reactions, they label stereocenters and they identify functional...

In this chemical reactions worksheet, students are given fifteen unbalanced equations and they must identify the reaction types, the phases of the products, the signs that a chemical change occurred and the sum of the coefficients of the...

In this thermometric titration worksheet, students determine the concentrations of hydrochloric acid and ethanoic acid using a titration where they measure the temperature of the solution as it is titrated. The equivalence point is found...

In this spontaneous reactions worksheet, students read about entropy, enthalpy and Gibbs free energy. They complete a table with reaction conditions and determine if the reaction is spontaneous or not. They solve three problems about...

Eighth graders analyze physical change in mass. In this chemistry instructional activity, 8th graders describe, measure and calculate the amount of physical change occurring in mass before and after the change. Students should be...

Here are photos and general instructions for demonstrating two oxidation reactions with your physical science beginners. They use salt and hydrogen peroxide to cause iron filings to rust, and they combine hydrogen peroxide with a piece...

Third graders experiment with chemical reactions and examine what happens to the atoms when different reactions occur.  In this matter instructional activity students divide into groups and complete a lab experiment. 

In a simple activity, physical scientists model nuclear fission using a droplet of oil. This can be used alone in a unit on different types of energy, or as part of the energy conservation unit produced by the Texas State Energy...

Eighth graders measure temperature changes and make drawings of the interactions between matter and energy. By measuring the temperature students can conclude if there are changes in levels of energy. .