Curated OER
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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Enzyme Grabbers
Students 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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Density and Buoyancy
In this density and buoyancy worksheet, students read about the equation to find density and practice finding the density of substances. They read about buoyancy and match 10 terms with their definitions related to density, buoyancy and...
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Cell Size and Division or How Big Would You Want To Be if You Were a Cell?
Learners investigate why cells divide. In this cell size lesson plan, students observe how far a solution travels into 3 different size model cells of agar. They answer questions about the most effect movement of "nutrients" into the...
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Mini Rockets
Young scholars explore gases. In this chemical energy lesson, students will observer chemical reactions and infer a conclusion about reaction producing gasses.
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Studying the Equilibrium of a Water System
In this equilibrium instructional activity, students perform a computer simulation on vapor pressure of water at different temperatures to answer 11 problem solving and short answer questions about the topic.
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Using Multiplication to Solve Word Problems
Students explore math functions by solving word problems in class. In this multiplication lesson, students utilize colored cubes and base blocks to visualize multiplication problems. Students identify the multiplication values within...
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Icebergs Ahead!
Young scholars examine icebergs and how they are suspended in water, why ice floats, the melting process of an iceberg, and the floating behavior of ice compared to that of a cork through a lab activity.
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Ice Cream Blizzards
Fourth graders explore whether the making of homemade ice cream is a physical change or a chemical change in a lab experiment. Students identify states of matter, describe the physical properties of states, and collect temperature data...
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Human Body Explorations
Students examine genetics and the DNA of a kiwi. In this DNA instructional activity students complete a lab to extract DNA and interpret their results.
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Mass and Density of an Irregular Solid
In this physics worksheet, students determine the density of irregular solids using water displacement method to complete 7 problems and short answer questions.
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Density Columns
Eighth graders create solutions with 5 different densities. In this chemistry instructional activity, 8th graders analyze the density of solutions stacked on top of each other. They document their data through graphing. This assignment...
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The Same But Different
Fourth graders identify the characteristics of a simple physical change. They describe objects by the properties of the materials from which they are made. Students discuss the different states of matter and their distinct physical...