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Unit Circle and Triangle
Students apply the Unit Circle to solve ratios of triangles. For this geometry lesson, students derive the different ratios of a triangle using the Pythagorean Theorem. They find the angles of a unit circle using a right triangle.
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Simple Circuits
Learners investigate how series and parallel circuits work. In this physics activity, students build their own simple circuits and compare their characteristics. They explain the importance of circuit breakers in household circuits.
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Solar Matters
Students design an energy resource wheel and demonstrate how to use it to access information about renewable and nonrenewable energy sources.
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Spotlight on Photovoltaics and Fuel Cells
Students utilize Internet resources to uncover the pros and cons of two topics in alternative energy technology: photovoltaics and fuel cells. Students analyze the structure and function of each system to make observations about the...
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A Case of Innovation
Students use strategies to comprehend technical writing. They write reports with great detail, supporting material, and clear vocabulary. They incorporate source materials into their speaking and writing and use voice, tone, and style.
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Lightning It's Shocking, It's Frightening, It's Lightning!
Third graders decide what they want to explore lightning, how to go about finding the answers, and deciding what skills they need to further study some of their questions.
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Zapping Fish
Students explore whether fish get electrocuted when the lightning strikes a lake.
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Converting Metric Units and Prefixes
Students investigate the length of various objects. In this measurement lesson, students convert one metric unit to another. They explain the importance of a uniform system of measurement.
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Humanitarian Aid in Iraq
Young scholars research the impact of the Iraqi war on the civilian population in Iraq. They read an article, participate in class discussion and consider efforts that are being made to alleviate difficult conditions.
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Gotta Have Energy
Students explore energy. They discuss the types and uses of energy and research an assigned energy source. They create a "benefits versus potential environmental impacts" chart that lists energy sources and possible impacts. They...
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Coal and the Environment
Middle schoolers read about how burning coal affects the environment. After students finish reading about how burning coal affects the environment they have a group discussion to discuss what they thought about the information.
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Magnetic Domain
Students participate in activities in which they examine magnetic domains. They analzye how different colored metals and how they react to magnets.
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Plotting a Magnetic Field
Students experiment with a set of materials. They plot the magnetic field that arises from a regular bar magnet. They discover how a magnet affects a compass.
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Properties of Magnets
Students determine the physical properties of magnets. They analyze the size, number of poles and strength of the magnets. They make observations of what happens to magnets when they are placed next to each other.
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Gaining Familiarity with Magnetism
Students discuss their perceptions of magnetism and explore the background ideas of magnetism.
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Motor Control AC Voltage
Students demonstrate that motors work on two different voltages. They connect a single-phase AC motor to run on different voltages.
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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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Blade Design Challenge
Students identify the differences between non-renewable and renewable energy sources. They construct a PVC wind turbine and design a set of blades to extract as much energy as possible from low and high wind conditions.
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Teaching about Conductivity
High schoolers explore conductivity and productivity in aquatic systems.
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INTERNATIONAL FORUM ON IRAN'S NUCLEAR PROGRAM
Young scholars research Iran and their position on nuclear power.
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How Much Radiation is Around You?
Learners examine the use, misuse and fear of radiation. They read an article about radiation on food and discuss the positives and negatives of this process. They answer questions to complete the activity.
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Renewing Our Position
Students engage in a lesson in order to analyze the energy needs of the United States and cover the possible future needs depending on the growth of technology. They cover the alternative energy sources and make presentations of the...
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Pour and Load Agarose Gels
Students practice pouring an agarose gel and loading the DNA into the wells to perform a genetic analysis of variation among individuals and between populations. They electrophorese the gel overnight.
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Speaker
Students construct a sound speaker. In this technology instructional activity, students use magnet wires, a phono plug, a battery, and sandpaper to construct a homemade sound speaker.
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