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Crystallization
Eighth graders analyze physical change in mass. In this chemistry lesson, 8th graders describe, measure and calculate the amount of physical change occurring in mass before and after the change. Students should be familiar with elements,...
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Introductory Lesson on How pH Levels are Determined
Students explore pH levels of different substances. For this lesson about pH, students work together in three to four groups to test substances. moving between three different stations performing tests on the substances to determine...
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Juicing the Differences
Seventh graders investigate the vitamin C content of orange juice. In this chemistry lesson, 7th graders analyze the variables that cause result variation in their experiment. They design a new experiment to test variables in question.
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Determining pH
Eighth graders explain the difference between acids, bases and neutral solutions. In this chemistry lesson, 8th graders describe the properties of each. They determine the pH of an unknown solution using the indicator paper and pH scale.
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Fun Activities Using Seeds
Students analyze the size, shape, and form of several different seeds. In this all about seeds lesson plan, students complete four activities involving characteristics of seeds. Students observe the seeds, record information about the...
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Chemical Reaction Rates
Students observe demonstrations to show factors that affect rates of chemical reactions. In this rates of chemical reactions lesson, students investigate how catalysts, reactant concentrations, temperature and surface area affect the...
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Types of Reactions (Demonstration)
Students visually observe chemical changes that occur when various solutions are combined. Teacher explains chemical reactions that are happening.
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Activity #9 Extending Oil Well Production
Students simulate methods used to extend the effective life of an oil well by extracting less available oil. They identify techniques which can be used and evaluate their effectiveness. Pupils are introduced to rock size and temperature...
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Confectionary Bureau of Investigations: Case of the Cookie Mystery
Students perform tests on different chemicals to determine their chemical properties. In this forensic science instructional activity, students identify an unknown sample using its physical and chemical properties. They solve a fictional...
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Alicia Screams for Ice Cream!
Student make ice cream and study the chemistry of how it is made and frozen.
Consortium for Ocean Science Exploration and Engagement (COSEE)
Carbon Dioxide & Krill: Impacts
What effects do temperature and carbon dioxide levels have on the zooplankton of Antarctica? This concluding lesson plan in a short unit on climate change and the ocean helps environmental scientists answer these questions. After...
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What Makes Up a Healthy Watershed
Students, after observing the elements of a local watershed, explore the need to protect watersheds as water resources for the future. They examine the factors involved with a watershed: geology, ecology, and the effect of man's...
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Quality Control at Kality Krunchers Dill Pickle Factory
In a hypothetical scenario, food chemists use titration to concoct a brine solution for producing the crunchiest pickles. They also analyze store-bought pickle juices. In addition to reinforcing titration techniques, the instructional...
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Analysis of Bleach
High schoolers analyze and compare laundry bleaches by testing their oxidizing powers. They conduct their lab experiment, compare/contrast their results with other students' work, and complete a worksheet.
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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...
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How can we calculate the molecular weight of butane?
Students colloborate in a lab experiment. No OBJECTIVES.
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Descending to the Challenge: Developing Documentaries About the Deep Ocean
The video clip that comprises the warm up is not available, but the related article from The New York Times and the movie trailer for Aliens of the Deep are, leaving enough material to make this a fascinating lesson on deep-sea...
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Grow an Alum Crystal
What an exciting lab experiment to conduct with your high school chemistry class! Crystals are formed naturally in the environment. However, allow your blossoming chemists to create their own unique crystals using alum and...
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Acid-Base Titrations without Burets
Students analyze the level of acid and base in a titration. In this chemistry lesson, students investigate the amount of acid and base required to create certain household chemicals. They perform this activity without the use of burets.
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Introduction to Neutraliization
Students explore acids and bases and the process of neutralization.T hey practice volume measurements and observe the neutralization of an acid
directly through bubble formation and indirectly through indicator color changes.
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Polymerization Experiments
Students explain the process of polymerization. In this chemistry lesson, students produce carboxylesterase in the lab. They test its effectiveness in removing the by-product odor.
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Alka-Seltzer Cannons
The scientific method is emphasized in this engaging and exciting chemistry lesson. Learners get to create Alka-Seltzer cannons out of film cannisters, water, and Alka-Seltzer tablets. Carbon dioxide gas builds up inside the cannister,...
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Sour and Bitter: Acids and Bases
Tenth graders distinguish between acids and bases. In this pH lesson, 10th graders view a PowerPoint and discuss the characteristics of an acid and a base. They investigate natural substances to determine the pH level of each.
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Introduction to Toxicology
Students explore the science of toxicology and the relationship between a toxic reaction (response) and amount of substance (dose). They observe two demonstrations illustrating the concept of dose-response.