California Academy of Science
Coral and Chemistry
Using cabbage juice as a pH indicator, future scientists explore the effect of increasing carbon dioxide on the pH of the ocean and relate it to the health of coral reefs. Ideal for an earth or environmental sciences course, this lesson...
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Chemical Volcano
Pupils observe a demonstration performed by the teacher. They examine of a series of acid/base reactions and discover how various indicators work.
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Acidity of Foods
Students investigate the acidity of foods using titration. In this acidity of foods lesson plan, students find the acid concentration of 4 fruit juices by titrating them each with sodium hydroxide and an indicator to find the end point. ...
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Properties of Soaps
Students investigate 3 types of soap. In this properties of soaps lesson plan, students test soap with pepper and observe the reaction between the two. They make observations of the 3 types of soaps and make a chart to compare each. They...
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DNA Scientists
Students navigate through information about scientists who contributed to our understanding of DNA. In this interactive lesson plan, students gain historical understanding of scientists through a web-based timeline. They complete a...
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How much Carbon Dioxide is in My Seltzer Water?
Students discover the law of conservation of mass though experimentation. In this chemistry lesson, students experiment with acid - base indicators to determine the presence of carbon dioxide. Students complete the labs with...
Cornell University
Unknown Powders
Create a little scientific magic within your classroom! Learners mix powders and liquids and identify chemical reactions. Based on the reactions, individuals determine the identity of various powders.
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The Action of A Buffer Solution
In this buffer solution worksheet, students experiment with the addition of different solutions to a buffer solution and observe the changes in pH using a pH probe. Students describe the differences among the addition of pure water and...
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Regulating Gene Expression
For this gene expression worksheet, students read about two transcription factors: activators and repressors. Students complete 1 multiple choice and 5 short answer questions.
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Titration and Molarity
Young scholars investigate the concept of molarity and its relationship to the concentration of a solution. After mixing chemical solutions, they calculate how many moles of acid and base should be in each solution. They record their...
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Invisible Ink - Demonstration
Students observe a demonstration that shows that the indicator, phenolphthalein, is a chemical that displays different colors depending on either the acidity or the basicity of the environment. They use the substance to reveal secret...
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Where in the World is Carbon Dixoide?
Students conduct experiments designed to detect the presence of CO2 by using a BTB that changes color (blue to yellow) in the presence of CO2. First, students experiment with the CO2 from combining vinegar and baking soda. In part two,...
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Acids, Alkalis, and Salts
In this acids worksheet, students review the definition of acids, bases, and salts. Students describe the differences between acids and alkalis and define neutralization. This worksheet has 2 short answer and 1 problem to solve.
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Antacid Lesson Plan
Eleventh graders use titration methods to study properties of antacids. They look at the strength, effectiveness, PH, and effect of supplements taken at the same time. They make observations after the different mixtures are combined and...
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Molecular Evidence for Evolutionary Relationships
Learners compare the amino acid sequences in cytochrome-c for a variety of organisms and use this information to infer evolutionary relationships. Students investigate the role of homeobox genes and what this indicates about the...
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High-Tech Food: Science in Your Shopping Cart
Kids are given a lot to think about, as they delve into the world of high-tech foods. They discuss GMOs, biotechnology, food enhancements and domestication. They view videos, engage in class discussions, complete worksheets, and learn...
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The Need for Normality
Students investigate the need for measuring concentrations in normality in titrations. In this titrations and normality instructional activity, students perform titrations and use different indicators to show they change colors at...
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Why Does Alka-Seltzer Make Your Upset Stomach Better?
Students examine and discuss the types of acids found in the stomach. They determine Alka-Seltzer is an acid based on tests. They discuss how this type of acid makes one stomach feel better.
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Household Chemistry
Students use indicator paper to determine if substances are acidic, basic, or neutral. They test for Ph levels in them. They investigate the effect of oxygen on darkening fruit cut and exposed to the air. They observe vitamin C as an...
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DNA: Expressions in Agriculture
What is DNA extraction, and can you make a living doing it? Yes, if you are in a biotechnology field. Kids learn about DNA extraction, GMOs, and biotechnology careers. They then watch videos and complete activities to understand the use...
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What is Biotechnology?
Young consumers explore the concept of biotechnology as it pertains to the foods they eat, economics, and agriculture. They watch several videos, explore a website, complete worksheets, and engage in class discussion. Son they'll know...
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Chemistry 116 Exam 2 Summer 2009
Written for an introductory organic and biochemistry course, this exam will challenge your class. They label functional groups and stereocenters on drawings of molecules, draw structures given the name, complete drawings of chemical...
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IB.8 Laboratory Activity-Water Testing (Micro)
Learners test different water solutions for the presence of ions. In this water testing lesson plan, students test for iron, calcium, chloride and sulfate ions in solutions. They indicate positive tests based on their results and they...
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Visualizing a Human Gene with Its Introns & Exons
Students examine the entire DNA base sequence of the human adenosine deaminase gene after it is printed out from the source disk provided. The enormous length of a single gene as well as the immense difference in length between intron...