Curated OER
Wavelengths of Light
Explore physical science by participating in a visual spectrum experiments. Budding scientists identify the colors in the color spectrum and view the colors in class by utilizing cellophane, flash lights, and other arts and crafts...
Curated OER
What's the Frequency, Roy G. Biv?
Introduce starting space scientists to the electromagnetic spectrum, expecially the portion of visible light. Teach them about wavelength and frequesncy. Then give them a roll of adding machine tape and a manila folder to make a...
Curated OER
Sound Observations
Learners explore sound waves by conducting an experiment in class. In this sound frequency lesson, students utilize a tuning fork in class and identify which objects in class create different sound pitches on the fork. Learners conduct...
Curated OER
Determining Red-Shift in a Receding Star
Learners practice manipulating algebra formulas with more than one variable. They examine the topics of velocity, wavelength and frequency. They determine the amount of red-shift in a receding star.