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Vitamins
Students determine the amount of vitamin C present in 3 samples of juice stored in various light conditions. In this vitamin lesson plan, students investigate the amount of vitamin C present in juice exposed to different quantities of...
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Enzymes and Jell-O
Students test for the presence of enzymes in fruit and the specificity of those enzymes. They identify the susceptibility of enzymes to certain environmental factors such as temperature and pH in the enzymes environment.
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Pesticides and Eggshell Thinning.
Young scholars analyze the calcium content of egg shells as an introduction to the toxic effects of pesticides on biological systems.
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Physical and Chemical Properties
In this properties worksheet, students write the correct term in the spaces beside each definition. Then, students unscramble the letters in the boxes to answer a riddle.
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Investigating Factors That Affect Rate of Enzyme Action
Students explore the properties of enzymes. In this chemical reaction lesson, students explore enzymes through a Web-quest and investigative study. Students will collect and summarize data and create a class presentation. This lesson is...
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National Chemistry Week
National Chemistry Week lessons enliven classroom science investigations.
Kenan Fellows
Unit 3: Genetic Variation
What happens when genes change? Junior genetic investigators examine the effects of mutation in the third unit of a four-part Biotechnology series. Individuals discover the types of mutations through a series of PowerPoints, then partner...
Science Geek
Percent Composition, Empirical and Molecular Formulas
Help your pupils understand when empirical becomes molecular. The lesson presentation demonstrates the connection between empirical formulas and molecular formulas. Then, given percent composition, the lesson demonstrates the steps to...
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Genetically Modified Food (GMF)
Explore genetically modified foods through various experiments. In this biology lesson, students discuss the safety issues related to GMF's. They conduct a PCR analysis to identify the presence of genetic modification.
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Investigation of Meiosis in Common Plants and Animals
Students witness various stages of mitosis through preparing onion root tip slides. With teacher guidance, they learn a great deal through the hands-on process of preparing the slides themselves.
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Conserving Chemical Resources
Students balance chemical equations and solve for gram to mole ratios.
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Water Chestnut Graphing Activity
Students are taught how to format and enter data into an Excel spreadsheet. They make a graph and interpret graphed data. Students discuss possible impacts of water chestnut invasion. They graph data on water chestnut. Students report...
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Paint Property Experiments
Students identify various kinds of paints by using the scientific method. In this solvents lesson students collect data and identify paint samples while working in teams.
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pH of Household Products
Tenth graders are provided with a piece of paper such as index, art, construction, or computer coating it with a universal indicator. They use cotton swabs HCl and NaOH to draw a picture repeating the same process using lemon juice and...
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The Nature of Chemical Change: Acting Out An Example
Students illustrate the molecular nature of matter and show that chemical change involves alteration of molecules.
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Everything You Ever Wanted to Know About Stoichiometry
In this chemistry learning exercise, students identify the process of Stoichiometry and use it to calculate various chemical reactions similar to that of a recipe. In addition, they identify a connection between isoamyl alcohol and the...
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The Nature of Chemical Change: Acting Out an Example
Students identify the signs that a chemical reaction took place. In this chemistry lesson, students role play the movement of different molecules of matter. They classify matter according to their properties.
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Measuring Aquatic pH
Learners apply the scientific method and safety rules to aquatic pH. They test unknown solutions for pH levels.
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I Need Room to Breathe
Seventh graders explore how exercise affects carbon dioxide levels in exhaled air.
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It's a Crash Test, Dummy
Students use the internet to research air bags in cars and trucks. In groups, they discover air bags history and the safety issues surrounding them. They create their own design of a new air bag and test it using a raw egg in...
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The Penny Factory
Fourth graders identify the characteristics of a simple physical and chemical change. They describe objects by the properties of the materials from which they are made and separate or sort items using these properties. Students explain...
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Enzymes
Students explore enzymes and what can inhibit and act as a catalyst for them. In this enzymes instructional activity students complete experiments on enzyme properties.
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ABOUT ALL YOU CAN EAT: Superfoods
Students trace back through time to see how the nutritional value of food consumed was enhanced. For this nutrients lesson students complete several activities that show the mass of food, and its PH value.
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Infectious Disease Case Study Part I
Eleventh graders work together to complete a simulation on infectious diseases. They determine which concepts affect a disease more. They complete discussion questions as well.