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Worksheet
Curated OER

Astronomy

For Students 9th - 12th
In this astronomy learning exercise, students complete a word search puzzle by finding 53 astronomy terms such as planets, lunar eclipse, and galaxy.
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Worksheet
Curated OER

Chandra Spies the Longest Sound Wave in the Universe!

For Students Higher Ed
In this black hole worksheet, students use an x-ray image and a sound waves image to determine the size and the wavelength of the sound wave. This worksheet has 3 problems to solve.