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Chemical Equations
In this chemical equations worksheet, students write mass balance equations and charge balance equations. Students write the system of equations to solve for solution concentrations at equilibrium. This worksheet has 21 problems to solve.
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Solutions and Solubility
In this solutions worksheet, students determine concentrations of reactants at equilibrium. Students describe the effects of adding reactants have on the solubility of a compound. This worksheet has 5 problems to solve.
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Weak Acid Base Equilibria Problems
In this acid and base worksheet, students calculate the concentration and pH of solutions. This worksheet has 7 problems to solve.
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Concentration of Solutions
In this solutions worksheet, students determine how the amount of solute in a given amount of solvent effects the concentration of the solution. Students calculate the molarity of solutions. This worksheet has 7 fill in the blank, 3...
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Stoichiometry
In this stoichiometry worksheet, students identify types of reactions, show the products, and balance the equations. Students determine the limiting reagent, theoretical yield, and percent yield for given reactions. This worksheet has 5...
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Life Processes and Living Things-Humans and Other Animals
In this fill in the blank worksheet, students respond to 20 short answer questions by identifying foods that contain large amounts of sugar, carbohydrate, and fruit acids and explaining their effects on the body.
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Matter and Change
In this matter and change activity, learners answer 24 questions on topics such as elements, compounds, mixtures and chemical reactions. Students answer questions about the properties of matter such as their physical state and shape. In...
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Solutions, Suspensions, and Colloids
In this solutions, suspension, and colloids worksheet, students answer questions as it relates to their reading information about solutions, suspensions, and colloids. Students observe different examples and complete a chart as they...
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Volcano Study Guide
In this volcano learning exercise, students answer fourteen questions about the types of volcanoes, the types of magma and the types of lava. They label the parts of a volcano.
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Characteristics of Crystals
In this crystals worksheet, students complete a graphic organizer by filling in the characteristics of the different crystal types including melting/boiling point and electrical conductivity.
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The Dead Zone in the Gulf of Mexico
Students explore hypoxic (low oxygen) conditions in the Gulf of Mexico. In this ocean habitat lesson, students hypothesis, design and implement an experiment to explain the existence of the "Dead Zone" in the Gulf of Mexico.
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How is the Strength of an Acid Determined?
Young scholars study acids and how they can be measured. In this acid lesson students distinguish the properties that create strong and weak electrolytes.
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Onion Skins
Students explore the structure of a plant cell. They carefully peel a single layer of onion skin from a slice of onion and stain it with methylene blue to observe the structures inside. They use a Digiscope connected to a computer to...
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Does Size Matter?
Students explore the surface area to volume ratio in cellular respiration. While participating in an interactive lab experiment, they examine proportional surface area and discuss nanotechnology. Students observe the effectiveness of...
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Aquatic Field Data
Students use laptops and sensors to measure water quality and graph their results. In this aquatics instructional activity students post their results to a website or email.
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Making soap you can use
Those textbook experiments are no good. Using this simple method you can make a real bar of soap. It's
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There's Always Room For Jell-O
Young scholars explore the breakdown of proteins. They cut wells in Jell-O and observe as the detergent digests the Jell-O. Students record their observations and take measurements.
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Lessons of the Lorax
Fifth graders read a story that is about the brown pelicans. Then they use the story narrative in order to apply it to the concept of adaptations in different species. The benefits of certain adaptations is examined.
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Fossils and Geologic Time
Students explore the development of the geologic time scale. They examine the major time periods in earth's history. Students discuss the role fossils play in helping us understand history.
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The Ocean Floor
Fifth graders discuss the process of sedimentation and the continental drift theory. They locate major structures on the ocean floor and they identify life forms at each level of the ocean.
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World Wide Winds
Students recognize that global winds move in specific directions in specific latitudes and describe that in a written form. They relate the motion of the wind belts to historical navigation.
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Winds Go Spinning Around
Students simulate the Coriolis Effect to comprehend why winds in the Westerlies are prone to cyclonic and anti-cyclonic motion. They arrive at an explanation of processes that drive world wind patterns
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Tanker Spills
Students predict the flow of an oil spill and depict it on a map. They explain the predicted route of the oil spill using knowledge of ocean currents in a short presentation to their peers.
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Water Quality in the Greenhills Stream
Seventh graders conduct year long study of water quality over different seasons using variety of probes, including D.O., pH, conductivity and temperature, that are attached to portable technology. Students select three data points in...