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Electric Current and Resistance
Students are introduced to the topics of electric currents and resistance. In groups, they distinguish the difference between conventional and electron flows and state Ohm's Law for electrical components. They calculate the resistance of...
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Soil Organisms
Students work together to collect soil samples from different locations. In the samples, they identify the macroorganisms and classify them. They identify the conditions that affect how macroorganisms grow. They also analyze and identify...
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Eating your Energy's Worth
Students calculate the amount of electrical energy used in a week in food units. They create ways to reduce energy use. Students discuss the different forms and sources of energy. They discuss how people use electrical energy to power...
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Maximum Power Point
Students investigate how to optimize the power output of a photovoltaic cell using a home-made gnomon stand. They use data collected to create current-voltage and power-voltage curves to determine the "maximum PowerPoint," (MPP) at which...
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Social Studies For Elementary School
Fourth graders become familar with maps and work in groups to get an overview of what Europe is like. The real assignment is in the form of students creating their own trip if it could really be taken.
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The Effects of Ultraviolet Light on Lumbriculus
Pupils explore the effects of ultraviolet light on Lumbriculus. They expose ultraviolet light to Lumbriculus (worm) and determine the lethal exposure time. They examine the worm and record their observations.
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Transformation of Energy-8th Grade
Eighth graders examine how electricity is produced in relation to the atom as well as what causes electric current to flow and what determines how much current flows through a circuit. These and other concepts of transformation of energy...
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Battery Depletion and Piecewise Linear Graphing
Students examine a recent flight of Pathfinder. In groups, they use the information to create a table of values showing the battery charge of the space machine. They predict what the charge would be further on in the mission. They use...
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Environment: John Muir Day
Students observe John Muir Day by visiting Websites containing fact sheets, excepted writings, as well as songs, pictures, and educational sources. They use April 21 as a day to reflect on Muir's accomplishment and environmental legacy....
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Stellar Lunar Curriculum
Young scholars engage in a lesson about the moon and three different constellations. They conduct research using a variety of resources. The teacher leads the class with demonstrations and discussion groups. The research is also guided...
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ENERGY USE ADDS UP!
Students investigate the amount of power used in your home and what appliances use the most. They analyze the concept that producing energy costs us money, affects our environment and produces waste products. Students come up with three...
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The Turn of the Nineteenth Century: Lifestyles and Cultures
Student reflect on the differences between the life of children in the early
nineteenth century and their lives in the present. They demonstrate these differences by creating a drawing of "then and now." In addition, they create a...
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Where Does Earth's Heat Come From?
Middle schoolers try to determine how the Earth is heated by the sun and other sources. In groups, they identify the other sources of energy and discover why different parts of the world are heated differently during the year. They...
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Which Colors Absorb the Most Energy?
Young scholars measure the temperatures over time of different colored envelopes in order to explore the different rates at which each color absorbs energy from a heat lamp. They record their data and graph their results.
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The Sun, Earth's Angles, and the Seasons
Students determine if the angle of light bombardment is a factor in heat absorption. They correlate these findings to the tilt of the Earth and the seasons. Students fold a pice of black construction paper in half, lengthwise. They tape...
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Light and Optics
Students discover the relationship between lens shape and the formation of images in an experiment. They use three different size converging lenses and a diverging lens to calculate and compare the focal length of each. They graph and...
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How the Amount of Solar Energy Absorbed by the Earth is Dependent Upon the Earth's Position
Students investigate the angle of light and how it faces the earth. They conduct a series of investigations with the following two objectives. Students determine if the angle of light is a factor in the absorption of heat. They correlate...
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Testing for Conductivity
Students test the conductivity of selected liquids and solids. They test the circuit by touching the two free ends of the wires together and add salt little by little recording the data after each addition. Finally, students predict...
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Shelby County: The Regulator-Moderator War
Seventh graders comprehend the importance of the Regulator-Moderator War through John W. Middleton's memoir. They comprehend how the different motivations held by each faction began the conflict. Students are shown the map of Shelby...
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Wintry Warmers
In this season worksheet, students read facts about winter and find 20 homophones. Students also correct the errors in the sentences.
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OHM's Law
Students study the relationship between current, voltage and resistance in a series circuit. In this investigative lesson students watch a demonstration and see how voltage is measured and see what OHM's law is.
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