Curated OER
Waves
Light waves and sound waves are the focus of this science activity designed for 5th graders. Besides discovering how these waves travel, learners also discover the basic properties of waves, and analyze data tables and graphs. The...
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From Bats to Babies: Ultrasound
Students research and analyze sound waves and how an ultrasound works to image a baby in utero. They explore various websites, complete worksheets, and write a paragraph describing a demonstration they view in the classroom.
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Seeing Mathematics in the Forces of Nature
Students study waves and their characteristics. In this wave lesson students calculate the speed of waves, wavelength and the period.
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Volcano's Deadly Warning
Students view a video clip on volcanoes. They work together to discover the concept of sine waves. They plot points on a chart and connect them to create the complex wave. They answer questions to complete the lesson.
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Advanced Electromagnetism and Electromagnetic Induction
In this electromagnetism and electromagnetic induction worksheet, students answer 11 questions using calculus to determine things such as magnetic flux and wave output.
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Design Project: Audio Media-based Signal Generator
In this physics learning exercise, students are given a schematic diagram to construct an amplifier circuit. They complete 4 short answer questions about the circuit they made.
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Phase-locked Loops
In this physics activity, students examine how phase-locked loop circuits works and answer 8 short answer questions about it. They explain how FM radio communication works.