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Osmosis and Diffusion: Egg Lab
Students examine why diffusion and osmosis happen in an egg cell. In this diffusion lesson students demonstrate a semi permeable membrane.
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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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Bathtub Physics - Density, Buoyancy and Flotation
Students study Archimedes' Principle, flotation and the reaction of buoyant forces and explain the relationship between density and flotation.
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Heavy Ice: Day Five
Students explore physics by conducting a class experiment. In this density lesson plan, students examine a list of items and discuss whether they will sink or float and then determine their density. Students examine the objects over five...
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Aquatic Science and IPC
Students explain the importance of water in our daily lives. In this aquatic science lesson, students identify different ways to purify water and make it potable. They design and construct a water filter based on researched information.
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Chemistry Lab: Solubility Product Constant of Sodium Chloride
In this solubility product constant of sodium chloride learning exercise, students gather the equipment needed and follow the procedures to determine the solubility product constant of a solute and demonstrate precipitation of a common...
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The Seeds Tell the Story
Pupils explore sources of pollution runoff and actions that can be taken to reduce runoff. In this pollution lesson students complete a worksheet and see why bio-essays may provide a more realistic picture of toxicity.
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Global Change: Where Land, Air and Water Meet
Students discuss the atmosphere as a mixture of gases. In this science lesson, students explore the world's oceans and fresh waters understanding that there are dissolved chemicals. Students realize that many substances dispersed in air...
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A Matter of Fact
Students design their own Science experiment. In this science experiment lesson plan students create a hypothesis related to matter and test it. They displayed their data in a graph.
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Enzyme Grabbers
Learners perform simple experiments to show properties of enzymes through studying how apple sauce can turn into apple juice and experimenting with papaya seeds. Students witness how enzymes speed up reactions through witnessing the...
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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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The Egg and I
Students collect as much information as possible about their egg and record the information in a systematic way. They prepare a description of the egg your team was given that enable you to distinguish your egg from everyone else's egg.
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Comparing the Density of Iron
Students use scientific measuring tools to collect and use scientific data. They determine the density of four different objects by using their data to explain why objects have similar/different densities even though they are both made...
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Come On Down!
Students research the implementation of a research vessel used for ocean exploration. In buoyancy lesson students will construct a device that shows neutral buoyancy.
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Human Body Explorations
Students examine genetics and the DNA of a kiwi. In this DNA lesson plan students complete a lab to extract DNA and interpret their results.
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How Can we Measure the Rate of a Chemical Reaction?
High schoolers examine different types of chemical reactions. They explore how alcohol molecules affect the reaction rates. They answer discussion questions to end the lesson.
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Floating Pencil
Students discover how salt water makes a pencil float better than freshwater by measuring and comparing the lengths of the portion of the pencil that floats above the water surface. They then determine if an unknown water sample is...
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Can you Find the Expression
Young scholars collect data from measurements and weights for this experiment. In this algebra lesson, students analyze graphs they create form their data to find the expression representing the data. They label which graph provided the...
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Matter & Subatomic Particles
Seventh graders divide into small groups to construct several models. Each group builds with an accompanying chart showing the colors of gumdrops used for the protons, electrons, and neutrons.)
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Float Your Boat
Students investigate buoyancy, displacement and density. In this flotation lesson students study the Archimedes' Principle, analyze data and draw conclusions.
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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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Density Columns
Eighth graders create solutions with 5 different densities. In this chemistry lesson, 8th graders analyze the density of solutions stacked on top of each other. They document their data through graphing. This assignment requires 4 class...
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Laboratory - Density of a Material
Students conduct a lab (with water, guar gum and sodium borate) and carefully record physical and chemical properties and changes throughout the session, and experiment with weighing by difference.
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Investigating Porosity and Permeability
Student describe porosity and permeability in sand, gravel, clay and potting soil. They experiment using different materials to discover the different porous substances and the permeability of the same substances. Students place data on...