A total of five experiments lead chemistry pros to understand the difference between physical and chemical change. They also experiment with exothermic reaction factors that affect rate of reaction. The procedures are not written in the...

Students recognize the concepts of the five general types of chemical reaction: combination, decomposition, single replacement, double replacement and combustion. They practice classifying chemical equations and determine the moles in a...

Students practice writing research proposals to test the color fastness of a dye once it has been exposed to a t-shirt. Each proposal needs details of experimental design, length of treatment, and means of cleaning the shirt. All...

Students explore physical and chemical changes. In this chemistry lesson plan, students will go outside to observe changes seen in nature. Students will then work in the lab to identify changes at different stations prior to doing a...

Students explore the different types of reactions and write the chemical equations for them.  In this chemical lesson students identify different reactions and predict the product outcome. 

Students conduct experiments by mixing baking soda and vinegar.  In this chemistry lesson, students complete three different experiments involving these two substances. They find that the chemical reaction does not change and will...

Pupils explore linear functions in this lesson when they collect and analyze data as a chemical reaction proceeds. Learners record pressure versus time data and model the data as a linear function. They also examine the concept of slope...

Students participate in paper marbling. In this paper art instructional activity, students use shaving cream and paint to create unique patterns on paper. Students mix shaving cream and paint together then lay paper down in the...

In this chemical reactions worksheet, high schoolers experiment with reactions between 4 different metals with water, acid and air. Students make observations of copper, iron, zinc and magnesium with water, acid and air. They write an...

In this reaction kinetics worksheet, students draw a graph of energy vs. reaction progress and determine the factors which change the speed of a reaction. Students learn about rate laws. This worksheet has 1 graph, 15 fill in the blanks,...

In this chemical reactions worksheet, students complete a crossword puzzle by figuring out the vocabulary words associated with 34 clues.

In this chemical reaction worksheet, students practice balancing equations. This worksheet has 60 chemical equations to balance.

In this chemical reactions worksheet, students practice balancing chemical reactions. This worksheet has 50 equations to balance.

In this chemical equations worksheet, students practice balancing chemical equations by completing 21 equations. This worksheet includes an answer key.

Students discuss transition metals, their properties, and where they are located on the periodic table as well as why transition metals are ideal for coins. After discussion, they conduct an experiment using copper in the form of old...

Students investigate temperature and chemical reactions. They explore the effect of temperature and particle size has on the rate of a simple chemical reaction. In addition, they graph their results and answer assessment questions.

Students discover stoichiometric relationships in chemical equations. They review mole to mole conversions. They understand mass/particle conversions. They perform a lab to reinforce stoichiometry.

Students create a rocket using Alka-seltzer of baking soda and vinegar. In this physics lesson plan, students identify the factors affecting the length of time the rocket is propelled. They relate this activity to actual rocket launched...

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...

In this online interactive anatomy crossword puzzle activity, students use the 8 clues to find the appropriate answers to complete the word puzzle.

In this equilibrium constant worksheet, students show the balanced reaction for given reactions. Students write the equilibrium expression for the reactions. Students apply the Le Chatelier's Principle. This worksheet has 37 problems to...

In this equilibrium worksheet, young scholars calculate the equilibrium constant for reactions and the equilibrium concentrations. This worksheet has 10 problems to solve.

In this heat transfer worksheet, students calculate the final temperature of specific reactions. This worksheet has 6 problems to solve.

For this expressions and operations worksheet, 9th graders solve and complete 10 different multiple choice problems that include various types of expressions. First, they determine the complete factorization of a given trinomial. Then,...