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Acids and Bases - Vinegar II
Eighth graders experiment what happens when acids and bases are mixed together. In this acids and bases experimental lesson, 8th graders decide which of three solutions of unknown pH will neutralize a fourth solution of unknown pH.
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Beta-Oxidation of Unsaturated Fatty Acids
Students work in small groups to determine the amount of protein contained in an unknown sample. They conduct the experiment, plot the points of absorbency, and present their findings to the class.
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Bicycle Wheel Gyro
Using a bicycle wheel and a rotating stool, young physicists experiment with angular momentum. This is a simple, fun, and educational activity that demonstrates a foundational concept. If you can secure the materials, it is definitely...
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Inner Space Cavern Cave Field Activity: Drip Rate Analysis
Students compare drip rates at several different locations throughout a cave. They observe, first hand, the heterogeneity in flow paths present in karst aquifers such as the Edwards aquifer.
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Graphical Determination of Density
Students determine the density of metal shot by a graphical method using significant digits in making measurements and calculations. Students graph a seris of laboratory measurements and determine density from a mass verses volume graph.
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What are Quarters Made of?
Pupils study the meaning, symbolism, and value of U.S. coins,
especially the quarter. They l research why in 1965 the U.S. Mint decided to
change the metal composition of the quarter to copper coated with zinc. In addition, they perform...
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Indiana Tornado Project
High schoolers become familiar with the use of GIS for research, natural phenomena in Indiana, and analyzing collected information.
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Yeast Cells and Their Environment
Students create their own experiment in which they have yeast cells growing in liquid environments. They examine the relationship between humans and microorganisms. They also practice using the scientific method.
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Video Analysis of Motion &
Students examine a powerful tool that can be used in the study of motion. They use VideoPoint to measure an aspect of an organism's motion: speed, acceleration, center of mass.
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Simple Machines
Learners discover that simple machines reduce the effort required in a task. In this simple machines lesson students see demonstrations of simple machines.
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Flow Rates of Faucets and Rivers
Students work together to discover the flow rates of faucets and rivers. They relate their results to engineering and applied science concepts. They make predictions on the flow rate of a nearby river in their local community.
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Whose DNA Is That?
Students investigate the use of technology in order to identify different sequences of amino acids by using online web tools. They enhance problem solving skills with amino acid identification skills and strengthening comfort with using...
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Manage Soil
Students identify and classify soil ypes according to data on the soil triangle. Given examples, students identify soil conservation practices, using criterion assessment instrument. When giving a case situation involving soil...
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Protein Assays: Bio Rad and Page Gels
Students conduct the Biuret Test and the Bio Rad Protein Assay. They examine the spectrophotometer and graph molecular weights and the concentrations of the proteins investigated. They prepare solutions for the Bio-Rad test and use the...
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The Bio-fuel Project: Creating Bio-diesel
Students investigate bio-fuel. In this investigative lesson, students create bio-fuel from vegetable oil waste. Students will analyze, predict, collect and synthesize data from their experiments with bio-fuel.
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Simple Machines - Graphics, Experiments, Animation
Twelfth graders display simple machines through the use of graphics, experiments, and animation. They apply problem solving and design and skills.
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Using a Spreadsheet to Understand Density
Students use density to identify what metal a gold colored weight is made of. They use a spreadsheet to graph the experimental density of common metals and compare the know densities to their calculated density of the known metal.
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Marine Mammal Diving Reflex
Tenth graders discuss marine mammal diving reflex, and measure pulse rate while holding their breath under three conditions: control, warm water, and ice water to determine if humans exhibit marine mammal diving reflex.
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Let's Rock
Students investigate the property of rocks and how to distinguish among the different types. They explore the hardness of rocks and perform streak tests to determine mineral color. They classify rocks according to their properties.
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Three Little Pigs and Heat Transfer
Students use the Internet to research the ancient practices of building structures and to help them recognize what building materials serve as good conductors and insulators of heat. They build a structure using straw bale walls.
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The Breathtaking Nature of the Urban Explosion, Part 4
Pupils explore the respiratory system. They use a computer to monitor the respiratory rate of an individual. They determine residual oxygen levels in exhaled air. Students evaluate how internal 02 and C02 concentrations influence...
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Leaping Lemurs! How far can you jump?
Learners watch a segment of the PBS video which show the lemurs' ability to jump. In pairs, students collect measurement data involving each other's length of a standard step, a standing broad jump, and a long jump. They record their...
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Tune...Um!
Students collect real data on sound. In this algebra lesson, students use a CBL and graphing calculator to observe the graph created by sound waves. They draw conclusion about the frequency of sound from the graph.
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Hot Wheels
Students observe the action produced by toy cars. In this geometry lesson, students discuss motion and distance as they relate to the movement of a spherical object.They collect data and make conjectures based on their data.