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Transformation With A Firefly Gene
Students understand the process of bacterial transformation through experimentation. They describe the function of two important genes of the pBestLuc plasmid. They explain how to induce competence in E. coli cells.
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Bacterial Transformation
Students explore DNA recombination. In this biology lesson, students observe the growth of microscopic species. They predict the phenotype of the transformed colonies.
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Reaction Worksheet
In this chemical reaction worksheet, students write 11 balanced equations for 11 word equations, and complete word equations and balance chemical equations for 13 chemical equations.
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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.
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Displacement Reactions and Acid/Base Reactions
In this chemical reactions worksheet, students review the solubility rules for common salts. Students determine the molecular equation, ionic equation, and net ionic equation for specific reactions. Students calculate moles and volume...
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Salts
In this salts activity, students read how salts are created and how different acids make different salts. This activity has 1 graphic organizer and 7 short answer questions.
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How Soluble are Salts and Hydroxides in Cold Water?
In this solubility worksheet, students are given a table showing the solubility of salts and hydroxides in cold water. The table shows which salts and hydroxides are soluble and which are insoluble.
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Type I Binary Compounds
In this Type I binary ionic compounds worksheet, students give the proper name for 22 binary ionic compounds given their formula and they given the proper formula for 22 binary ionic compounds given their name.
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Working Out Empirical Formulae
In this chemical compounds learning exercise, students learn the steps for determining the empirical formula of a compound and then complete 3 problems.
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Electrochemistry Problems
In this electrochemistry activity, students determine the voltage of a cell based on the reduction potentials. Students write a condensed cell diagram and the oxidation half reaction for the cell. This activity has 30 problems to solve.
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Chemical Equations
In this chemical equations worksheet, high schoolers are given the trends for the reactions between the alkaline earth metals with water, the solubility of the Group II hydroxides and the solubility of the Group II sulphates.
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Salinity
Learners define and discuss salinity, conduct classroom experiment to determine salinity of water sample by using hydrometer, record predictions, and demonstrate understanding of how salinity influences object's ability to float in water.
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Mass-Mass Problems
For this chemical reactions worksheet, students calculate the grams of product from a given amount of reactants. This worksheet has 7 problems to solve.
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Periodic Table
In this periodic table worksheet, students characterize elements according to their group in the periodic table. This worksheet has 26 matching and 13 multiple choice questions.
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Stoichiometry Problems
For this stoichiometry worksheet, students practice calculating mass or volume for specific chemical reactions. This worksheet has 5 problems to solve.
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Chemistry - Naming and Formulas
In this compounds activity, learners name the given compounds from its chemical formulas and write the chemical formula from the compound name. This activity has
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Mystery of the Eleven Unknown Substances
Fourth graders identify eleven white substances that are commonly found in the household. They, in pairs, perform experiments on a variety of substances, and must identify them based on the reactions they observe.
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Teaching about Conductivity
High schoolers explore conductivity and productivity in aquatic systems.
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Devising a Set of Experiments to Test Water for Dissolved Substances
Students work together to test water samples for pollutants. They design data tables to collect and record their observations. They complete discussion questions to end the lesson.