Curated OER
Elements In Chemistry: Solids, Liquids and Gases
Students investigate the kinetic-molecular theory. In this state of matter lesson, students consider the differences of melting glaciers, melting icebergs and investigate on what happens when submerged water melts.
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Visual Models of Solutions and Concentrations
Students model solutions with beakers of colored glass or plastic spheres. In this solutions lesson, students use beakers of colored spheres to represent pure substances. They mix the spheres to demosntrate solutions. They discuss...
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Exploring Big Bang Evidence
Ninth graders study the Big Bang theory. In this big bang theory lesson students research the Internet and complete several activities and create a presentation.
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How much Carbon Dioxide is in My Seltzer Water?
Students discover the law of conservation of mass though experimentation. In this chemistry lesson, students experiment with acid - base indicators to determine the presence of carbon dioxide. Students complete the labs with...
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Let the Sunshine in
Students collect and analyze data to study wavelengths of visible light. They cover Styrofoam cups with three different colors of sun filtering products and shine a lamp directly on the cups. They determine the most effective filtering...
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Are Enzymes Specific for Their Substrates?
Students discover enzyme to substrate specificity. The experiment uses samples of glucose and lactose in combination with the enzyme lactase. Students observe the reaction between the lactose and the lactase; the lack of a reaction...
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Paper Chromatography
Small groups of students perform paper chromatography to separate food dyes into their component colors. Students perform the experiment and collect, organize, and represent their data to form an explanation of their outcomes. Students...
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Scientific Measurement and Conversion
In this measurement worksheet, students review the rules of dimensional analysis and then determine if the 3 equations given follow the dimensional analysis rules.
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Response to Stimuli
Students study the process of detection, coordination and response. In this biology lesson, students design an experiment to test stimuli response. They participate in a game-show style quiz after the activity.
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The Discovery of Ohm's Law
Students study Georg Ohm and how he changed mathematics with his law. In this experimental evidence and stastics lesson students complete an experiment on the characteristics of Ohm's law.
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Work and Power
In this power learning exercise, students use the equations of power and work to complete 4 word problems. Students use the standard units of watts and joules.
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Arctic cleanup
Ninth graders examine pollution problems and how it affects the community. In this arctic cleanup lesson students study ocean currents and how they affect pollution.
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Thinking inside the Box: Dangers of Tanning Beds
Students research their assigned position pro- or con- for the statement "The use of tanning beds by teens should be regulated" and write a short position paper. They participate in a debate concerning the statement. Students write a one...
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The Right Tool for the Job: Diagnosis Spectrum
Students watch a section of a medical TV show and individually make a written recommendation of appropriate imaging techniques to be used and explain why they chose these techniques. They participate in a discussion revealing their...
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The Gene Scene
Learners investigate the concepts of micro and macro evolution. They also research the effects of mutations in the process of genetic adaptation to different environments. They develop a hypothesis of how the environment can influence...
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Thrust to Weight Ratio and Excess Thrust
Students, after reading an explanation from a NASA Web site, demonstrate an understanding of the text by applying it to questions involving the Thrust to Weight Ratio and Excess Thrust of an aircraft.
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Our Landfill Future
Students use the internet to research articles on garbage, landfills and the environment. In groups, they identify ways to conserve or recycle materials found in landfills and determine the future of a local landfill. They share their...
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Energy and Fuels
Students compare and contrast the various energy resources available to the general population. Working in groups, they research the energy source of their choice and create a presentation detail their research and comparing their...
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Clean Coal?
Students determine, based on their knowledge of coal pollutants, the effectiveness of clean-coal technologies. They state and defend a position on whether power plants in the United States should be required to upgrade to available...
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Acids and Alkalis
Students determine and explain the characteristics of alkalis and acids. With their list of characteristics student groups conduct an investigation into whether various household substances are alkali or acid. Their lab findings are...
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Wind Tunnel Aerodynamics Problem Set
Young scholars, after reading an explanation from a NASA Web-based textbook, demonstrate an understanding of the text by applying it to the calculation of area, velocity, and pressure in a wind tunnel.
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Probability: the Study of Chance
Students experiment to determine if a game is fair, collect data, interpret data, display data, and state and apply the rule for probability. Students use a simple game for this experiment.
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Element Project
Ninth graders review and discuss the Periodic table and its 53 elements. They choose one element to become an expert on and then create a written Report in the form of a poster about their choosen element to be presented to the class.
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"Tsunamis"
Students visit a PBS Website about tsunamis to consider their causes, effects and steps countries have taken to try to defend against them. They answer questions and create a brochure explaining tsunami facts and procedures to survive a...