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Investigate Factors Affecting Nitrates in Groundwater
Pupils participate in an experiment in which they investigate the factors affecting the levels of nitrates in groundwater. Using examples, they explain the nitrogen cycle and identify the sources of chemical nitrogen fertilizers. They...
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Acid and Base Worksheet
In this acids and bases worksheet, students apply the Bronsted-Lowry theory of acids and bases to write the products for the given acid-base reactions. This worksheet has 7 problems to solve.
Virginia Department of Education
Partial Pressure
At some point, everyone has been under pressure—even Dalton! Explore Dalton's law of partial pressures with young chemists as they measure the volume of air extracted from a sample compared to its original volume. Class members perform...
Virginia Department of Education
Soap, Slime, and Creative Chromatography
Do you think chromatography paper suffers from separation anxiety? Young chemists make soap, slime, silly putty, and experiment with chromatography in this instructional activity. The material includes clear instructions for each...
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Bonding Basics Review
In this bonding learning exercise, students complete a chart of elements, their symbols, the total number of electrons, the number of valence electrons and the oxidation numbers. They draw Lewis structures for atoms and show the transfer...
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Balancing Equations
In this balancing equations worksheet, students balance ten equations by placing the proper coefficients in front of reactants and products to balance the number of atoms.
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Balancing Equations and Identifying Reaction Types
For this balancing equations worksheet, high schoolers balance twelve equations by placing the proper coefficients in front of reactants and products and they identify the type of reaction each equation represents.
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Spiffing Up Text
Learners change the size and color of specific portions of text in a web page. They create superscripts and subscripts for text in a web page. They specify the font for portions of text on a web page.
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Photosynthesis and Cell Respiration
Fifth graders participate in scientific inquires regarding the concepts of photosynthesis and cell respiration. In this photosynthesis and cell respiration lesson, 5th graders describe the process of photosynthesis with relation to...
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Unit Conversion in Chemistry
Hopefully by the time high schoolers are enrolled in your chemistry class, they are skilled with unit conversion. It does not hurt, however, to take an hour early in the school year to review this vital skill. This plan simply provides a...
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Condensation Polymerization
This organic chemistry lab activity is appropriate for teaching polymerization, percent yield, melting point, or the types and uses of polymer materials. Chemistry pupils imagine that they are working for a company to develop a special...
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Avoiding Carbon Dioxide Emissions from Burning Fossil Fuels
Chemistry and earth science meet in a lesson plan on carbon dioxide emissions. After reading about atmospheric problems caused by using fossil fuels, science stars balance equations for the burning of different alkanes. They compute the...
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Bonding Basics - Ionic Bonds
In this chemistry activity, students complete the chart for each of the listed elements, including the number of protons, electrons, and valence electrons. Then they complete each of the ionic bonds that follows.
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Mass/Mass Problems
In this mass worksheet, students calculate how much of any product will form from a given amount of reactant. This worksheet has 7 problems to solve.
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Chapter Review Topics for Exam 2
In this chemistry chapter review worksheet, students examine their knowledge of equilibrium, Brønsted acid, and pH value as they respond to 25 short answer questions.
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Bonding Basics - Covalent Bonds
In this chemistry worksheet, students complete the chart for each of the given elements by naming the number of protons, electrons, Valence electrons, and the electrons used to fill the outer shell. Then they complete each covalent bond...
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Plant Classfications
Seventh graders observe and discuss as a class the different types of vascular plants. They examine the different parts of the plant and some of the processes occurring in plants with activities accompanying.
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Chapter 13 Review, Section 1: Ions in Aqueous Solutions and Colligative Properties
This is an apt assignment for chemistry takers that are studying ionic solutions. Eight questions require problem solving and critical thinking to answer. The first question instructs learners to use a table in the textbook, but you can...
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Acids and Bases: Together again!
Students identify principles behind acid-base reactions. They predict factors that may affect an acid-base reaction. Students identify questions and concepts that guide scientific investigations.
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Simple Organic Compounds
In this organic compounds activity, students read about the development of chlorofluorocarbons and the breakdown of this compound in the atmosphere. Students complete 2 short answer questions.
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Avoiding Carbon Dioxide Emissions from Burning Fossil Fuels
Students calculate stoichiometrically the amount of carbon dioxide that would be emitted from burning a mole of varios alkanes that comprise fossile fuels. If the energy released from burning a mole of these alkanes is known, then the...
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Ions in the Environment
Students explain the importance of the five main biogeochemical cycles. In this chemistry lesson plan, students discuss how ions are transported in the environment. They design an experiment to collect data on eutrophication.
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Hydrates Worksheet
In this chemistry worksheet, learners look for the concepts connected to hydrates and answer the variety of questions given for the assessment.
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Are Enzymes Specific for Their Substrates?
Students discover enzyme to substrate specificity. The experiment uses samples of glucose and lactose in combination with the enzyme lactase. Students observe the reaction between the lactose and the lactase; the lack of a reaction...