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Chemical Reactions
In this chemical reaction worksheet, students investigate the results of mixing calcium chloride with sodium bicarbonate. They observe the chemical and physical changes that occur, identify the properties of the chemical before and after...
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Solubility and Intermolecular Forces
In this solubility and intermolecular force learning exercise, high schoolers are given 26 clues about forces between molecules such as hydrogen bonds and London forces and about solubility of solutions.
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D-block Ions as Catalysts
In this catalysts worksheet, learners use transition metals ions to catalyze oxidation reactions of iodide ions. Students measure the rate of the reactions by measuring free iodine as a product.
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What's in Wetland Soil?
Students examine the organic and inorganic components of soil. For this environmental science lesson, students identify the factors that influence soil formation. They collect soil samples, conduct tests, and analyze the results.
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Size and Shape
Students observe different substances under the microscope. For this space science lesson, students identify the different features of SEM images. They formulate a conclusion about the images of Mars meteorites.
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Solutions Test Review
In this solutions worksheet, students review the most commonly used solvent, give examples of an emulsifying agents and alloys, and use solubility curves to answer questions. This worksheet has 11 fill in the blank, 6 short answer, and...
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What's the Matter?
Students explore the components of matter. They discover what matter is, the states of matter, and how heat and cold cause it to change states in an online format. In addition, they complete internet-based lessons, activities, and quizzes.
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How Much Oxygen Is In The Air?
In this science worksheet, students take a close look at the composition of air while focusing on the content of oxygen. They use clay to model the amounts.
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Why the Whales Came
In this Why the Whales Came worksheet, students answer questions about each chapter in the story for twelve chapters. Students answer five to ten questions about plot per chapter and complete a writing assignment for each chapter.
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Finding the Percent of Iron in Lawnsand
In this percent of iron in lawnsand worksheet, students perform a titration of lawnsand using potassium manganate (VII) solution and find the number of moles of iron in the sample. Students use the number of moles to find the mass of...
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What Are Alternative Fuels? Concept Mapping Alternative Fuels Investigation
Students compare and contrast the different types of alternative fuels. They create a concept map to understand their classification. They examine the properties of matter and energy as well.
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Chemical Reactions and Burning Fossil Fuels
In this chemistry learning exercise, students select answers to 24 multiple choice questions using the drop down box. They identify the different atoms involved in the chemical reaction.
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Straw Chromatography
High schoolers separate food coloring using liquid chromatography. For this chemistry lesson, students explain the effects of different solvents on the rate of separation.
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Colorful Milk of Magnesia
Students explore acids, bases, and indicators. They observe the various colors of an acid-base indicator solution and the neutralization of an acidic solution by an antacid.
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What Is The Matter?
Students engage in a lesson about the scientific concept of matter. They use essential questions in order to guide the research process. Students engage in several class inquiries that are hands on in order to investigate the properties...
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Comets
Students explore the nature and composition of a comet. They research comet facts, legends, and myths. They identify different types of comets and describe what happens to a comet as it travels closer to the Sun.
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Atoms or Molecules?
In this scientific investigation worksheet, students follow the provided procedures to examine the chemical reactions of hydrogen and oxygen atoms and then respond to 1 short answer question.
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Composition of Air: Let us Find Out
Students identify the various components of air as they demonstrate that air is present in the environment.
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The Nature Of Dissolving Processes
Young scholars examine the rule of "like dissolves like." They define and describe solutions and solubility models on molecular liquids, ionic solids, and molecular solids.
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Elements and the Periodic Table
Young scholars are introduced to the elements on the Periodic Table and what is meant by element. Using the Table, they identify the name, atomic mass, number and symbol of each element. To end the lesson, they discover the...
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Elements And Atoms
Students investigate the concept of elements and atoms. They conduct research using a variety of resources and use the information in order to create a class presentation. The activity includes specific dialogue and steps for the teacher...
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Limiting Reagent
Students work in small groups with a small set of 8 nuts and 5 bolts to assemble into combinations of 1 nut: 1 bolt, and 2 nuts: 1 bolt. They explore the outcome and discuss. Then a student mixes two clear, colorless solutions together...
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Solutions
In this solutions instructional activity, students calculate molality and mole fraction. Students define colligative property and determine what affects the solubility of gas in solvents. This instructional activity has 2 short answer...
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How To Culture Bacteria in the Laboratory
Students participate in an experiment in which they culture bacteria in a lab setting. They record their observations and analyze the data. They answer comprehension questions to end the lesson plan.
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