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Rainbow Lab
In this mixtures worksheet, students experiment with different amounts of solutes and solvents to make solutions. They observe color changes and look for chemical and physical changes in the test tubes. Students answer 5 questions and...
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An Oceanographic Proxy
Students conduct experiments on a sample of sea water. In this oceanography lesson, students inquire how conductivity is used to approximate the salinity ocean water. Students construct their own conductivity meters and test solutions...
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Sampling Carbon Dioxide
Students perform an experiment to determine which source of gas (their breath, exhaust from a car, or the air in the classroom) has a greater concentration of carbon dioxide. Students compare the colors of BTB solutions after...
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Volume
In this volume lab worksheet, students are guided through an experiment to determine volume of a liquid. Students determine water displacement. Students use a formula to calculate volume of a solid figure.
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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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Making and Using a Hydrometer
Pupils build a hydrometer to measure the densities of fresh and salt water samples. They record the water temperature and density and use the temperature, density, and salinity conversion graph to locate the salinity. Finally, students...
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Liquids of Different Densities
Students compare the densities of different liquids. For this liquids lesson plan, students compare color, viscosity, weight, volume, and graph their findings.
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Temperature Effects on Solubility
Students determine the solubility of salt in water at three different temperatures and graph the results. They use the following skills: observing, inferring, and graphing.
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What is the Mantle Like?
In these earth science worksheets student complete this project to model activity in the mantle, one Earth's four layers. The project includes liquid and powder materials in addition to several measuring components. Students must then...
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Is It Safe To Go In? Water Quality of Bathing Areas in the EU
Students complete an experiment on water to study water quality. In this water quality instructional activity, students complete a taste test experiment about chemicals in water. Students then study their local water environments and...
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Using Soap Foam to Alter the Density of Plaster of Paris
Students determine the density of Plaster of Paris that has been prepared with a foam generated from dishwashing liquids and shampoo.
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EggCELLent Diffusion
Students examine and discuss the concepts of diffusion and osmosis. They observe the effects of diffusion on eggs by recording the change in an egg's size and the amount of liquid substance that remains.
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Evaporation Marathon
Students review the steps of the scientific method and participate in a three day experiment. They observe water evaporation over time.
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Mass, Volume and Density
High schoolers compare and contrast the mass, volume, and density of various objects. They use a triple beam balance, measure and record the volume of a cup of water, and discuss the results.
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Electrolysis of Water
Ninth graders examine the electrolysis of water by completing an experiment. In this water lesson students will explain how hydrogen can be extracted from water and how energy flows through an electrolysis system.
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A Matter of Fact
Students design their own Science experiment. In this science experiment instructional activity students create a hypothesis related to matter and test it. They displayed their data in a graph.
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Science Lesson Plans
Students conduct a variety of exploration activities on various science topics. In this science lesson plan outline, students design a cell encapsulation to hold a specific type of medicine. They give examples of physical and chemical...
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Water Quality Monitoring
Students comprehend the four parameters of water quality. They perform tests for salinity, dissolved oxygen, pH and clarity or turbidity. Students comprehend why scientists and environmental managers monitor water uality and aquatic...
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Egg Measurement
Students explore measurement and units. They measure eggs to determine their density, mass and percent composition. An inquiry approach is used for students to ascertain the mass.
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Serial Dilution of CuSO4 and Changing the Value of Paint
Pupils relate solution concentration and saturation to color and compare methods of changing value and color intensity with paint solutions.
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Space Exploration
Fourth graders observe an empty 14 oz. clear plastic cup and measure how much water the cup can hold when it is completely full. They work in groups to fill the plastic cup, but half of the groups receive a smaller vial and the other...
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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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Garbage: Why Don't You Do Something With This Stuff? (Grades 7-8)
Students outline and discuss the steps necessary to tackle an environmental problem. They understand the process of recycling paper and discuss the importance of recycling efforts in fighting environmental problem.
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Making Sense of Density
Students identify the concepts of density, mass, and volume that define the property of a substance. They also determine that the properties of materials, such as, density and volume, can be compared and measured by using rulers,...