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The Inertial Balance
Students weigh objects using a triple beam balance. In this mass lesson, students use an inertial balance made with a metal rod to measure and graph vibrations of varying numbers of pennies in a bucket. References and discussion prompts...
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Student Exploration: Density Laboratory
In this density laboratory worksheet, students complete 2 prior knowledge questions, then use the "Density Laboratory Gizmo" to complete several activities, answering short answer questions when finished.
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Toilet Plunger Sundial
Students build a sundial to measure the local noon time. In this third grade science lesson, students build a sundial out of common materials and align to measure the local noon. This lesson is a hands-on tracking of the sun, and allows...
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Design Project: Voltmeter
In this physics activity, students design and build a multi-range voltmeter. They answer 3 short answer problems about the device.
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Grammar Exercise: the Future
In this verbs worksheet, students fill in the blanks with the verbs to a conversation with 2 people in the future tense. Students complete this for 10 sentences.
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Chromatography
Students conduct various experiments on chromatography. In this chemistry lesson, students distinguish among the different types of chromatography methods. They explain how the stationary and mobile phase interact with each other.
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Water Quality Monitoring
Young scholars study the water quality of a stream in their area, by measuring the temperature, pH, alkalinity and conductivity. They integrate biology with earth science when using the microscope to study the living organisms in the water.
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Which Colors Absorb the Most Energy?
Students 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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Polar Caps: Image Processing Tutorial
Students utilize computer image processing techniques to measure the size of Earth's polar ice caps and analyze various phenomena visible on planetary images.
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How to Weigh a Car with a Tire Gauge
Students calculate the weight of a motor vehicle using only a sheet of graph paper and a tire gauge. Extensions provided offer additional challenges.
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Learning Lesson: Measure the Pressure II -- The "Dry" Barometer
Students use simple items to create their own aneroid barometer. They have five days to build it and ten days to observe and collect data. They examine tornado safety tips to end the activity.
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Investigating the Idea of Tan
Fifth graders use tan to solve problems involving right-angled triangles. They solve equations of the form tan(8) =a, for a between 180 degrees and 360 degrees. They state the value of tan (8) in special cases.
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Can You Catch Your Breath?
Students apply the the scientific method to an investigation.They develop and perform a scientific procedure for determining lung capacity. In addition, they write a report to display information and share their procedures with the class.
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Energy Content Of Foods And Fuels
High schoolers engage in a study of food and how it used as fuel for the human body. They research how biological systems require energy and compare them to the physical science systems like machines. They compare and contrast what they...
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If I Can't See It, How Do I Know It's There?
Students build a model ocean using a variety of materials representing the various levels of the ocean. They collect data about the ocean floor in a partner activity. They practice working with topographical mapping grids.
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Spectrophotometric Determination of an Equilibrium Constant
Students determine the equilibrium constant for a chemical system and use graphing techniques and data analysis to evaluate experimental data.
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Navigation
Young scholars study the basic methods for finding one's position on Earth. Latitude can be deduced from the height above the horizon of the pole star or of the noontime Sun, while longitude requires an accurate clock giving universal time.
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DESIGN AND BUILD A MAGNETOMETER
Students brainstorm and design an instrument to detect magnetic field direction. The design approximates the design included in this activity. They build a functioning magnetometer, a device for detecting the relative direction of the...
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Detecting Magnetic Materials in "Martian" Soil
Students simulate some of the Pathfinder experiments by devising methods of collecting and measuring magnetic substances in pseudo-Martian soil. The efficiency of each of the methods used to collect materials is evaluated in this lesson.
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Quantum Physics
Students discuss the mass-energy relationship based on Einstein's work. They calculate the energy released in various scenerios and sketch diagrams for the Lyman, Balmer and Pfund Series. In groups, they discuss the role of photons and...
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Angles, Parallel Lines, and Polygons
Students examine how to investigate polygons using an instrument of their own construction. They should be able to prove the general formula for the number of degrees in any polygon (including a triangle). Finally they investigate an...
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Investigating the Idea of Cos
Fifth graders use cos to solve problems involving right-angled triangles. They solve equations of the form cos(++) = a, for a between -180 and 360 degrees. They state the value of cos(++) in special cases and graph y = cos(++).
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Geometry in the Constellations: The ER-2
Students discuss reasons to record the location of stars. They view a picture of the night sky, and discuss constellations. Students complete a worksheet of the various shapes they see in the constellations.
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Water Quality Monitoring
Students comprehend the four parameters of water quality. They perform tests for salinity, dissolved oxygen, pH and clarity or turbidity. Students comprehend why scientists and environmental managers monitor water uality and aquatic...