Curated OER
Chemical Reactions
In this reactions worksheet, students write the formula for each reactant and product and then balance the equation. Students have 23 problems to solve.
Curated OER
Investigating the Response of Worms to Soil Improvers
The worms crawl in, the worms crawl out, but do they care what soil is all about? Find out in an easy and fun controlled experiment. Have your young biologists hypothesize, test, and draw conclusions about which type of soil worms...
CK-12 Foundation
Hotpack - Coldpack
Chemistry can help athletes and others protect and treat injuries. Use the interactive activity to explore the chemical reactions in instant hot and coldpacks. Learners manipulate the type of salt in the pack and watch the reaction take...
National Nanotechnology Infrastructure Network
Wet Etching in Nanofabrication
Chemistry and physics combine forces to benefit nanofabrications. Learners examine the process of wet etching in nanofabrication. Using corrosive substances such as lemon juice and Coca-Cola, they model the etching process. They then...
Curated OER
Quite a Reaction
In this chemical reaction worksheet, students experiment with soda and Mentos candy to observe a chemical reaction. Students describe the reaction, identify the investigation as descriptive or qualitative and make a prediction if the...
Curated OER
Chemistry of Food
For this chemistry of food worksheet, students complete 20 various types of questions related to food and nutrition. First, they complete a crossword puzzle with vocabulary terms. Then, students use the figure shown to write the...
Curated OER
Matter
Eighth graders explore chemical reactions and their products. They define a chemical reaction and describe the characteristics of a chemical reaction. Students classify chemical reactions.
Curated OER
Hot Gas Or Cold Gas Lab
Students engage in a lab project to study chemical reactions. They use guided questions to help facilitate the lab experience and come to the correct outcomes. The lesson does not contain a true understandable objective. The lesson could...
Curated OER
Science 9 Unit 3 Worksheet
In this chapters 2 and 3 science guided reading worksheet, students read corresponding material pertaining chemical reactions and the periodic chart answering 40 fill in the blank questions.
Curated OER
Red, White, and Blue
Young scholars explore the types of chemical reactions that can be made with household products. Through various inquires, students work to perform chemical reactions using common household substances and cleaners.
Curated OER
What Happens When Chemicals are Put Together?
In this chemical reactions activity, high schoolers solve 53 problems including balancing equations, writing the names of acids, matching the names of compounds with their chemical formulas, and identifying types of reactions.
Curated OER
Free Radical Reactions
In this chemistry worksheet, students look at the diagrams for the chemistry reaction. Then they write down the correct chemical reaction.
Concord Consortium
Polymers and Monomers
You don't want to break these chains! Show young chemists and biologists the basics of polymerization with a simple interactive. The resource gives learners three types of polymers to experiment with, as well as a brief tutorial about...
Curated OER
Chemistry 116 Exam 1, Spring 2009
This five-page exam was designed for a biochemistry and organic chemistry course. It covers the molecular geometry and properties of organic comounds. Test takers identify compounds, functional groups, and isomers. They draw Lewis...
Curated OER
Producing a Strain of E. coli that Glows in the Dark
Students observe the experimental process called bacterial transformation and demonstrate phenotype changes in bacteria that have been transformed with an antibiotic-resistance gene and a metabolic marker. They create a luminescent...
Curated OER
Stoichiometry
For this stoichiometry worksheet, students identify types of reactions, show the products, and balance the equations. Students determine the limiting reagent, theoretical yield, and percent yield for given reactions. This worksheet has 5...
Curated OER
Percent Yield
In this chemical reaction learning exercise, students balance the reaction equation, determine the type of reaction, and calculate the percent yield. This learning exercise has 7 problems to solve.
Curated OER
Acids, Copper, and Zinc
Learners observe chemical reactions using post-1982 pennies. They observe the reaction of an acid with zinc but not copper under the same conditions over a two week period.
Curated OER
Expressions and Operations
In 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,...
Curated OER
AP Chemistry-Chemical Kinetics
In this kinetics activity, students find rate laws of reactions, they determine rate constants, they find rate-determining steps of reactions, they find half-life's of reactions and they determine the overall order of reactions.
Curated OER
Blood Type
In this blood type worksheet, students create a wheel showing blood type, antigens and the genes involved in coding for each blood type. Students use the wheel to answer 16 questions about blood type and they complete a chart with the...
Creative Chemistry
The Blast Furnace
In this chemical reactions learning exercise, students practice writing chemical formulas, word equations, and symbol equations. They also identify the types of reactions. This learning exercise has seven problems to solve.
Creative Chemistry
Reactivity Series Questions
For this reactions worksheet, students read about two types of reactions that take place between metals: displacement and competition. Then, they answer two problems.
Curated OER
Chemical Changes
Eighth graders observe two types of interactions in a sealed plastic bag. One bag contains baking soda and water, and the other baking soda and vinegar. They determine what evidence indicates that a chemical change is occurring.