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Website
Physics Hypertextbook

The Physics Hypertextbook: Refrigerators

For Students 9th - 10th
This resource provides a detailed discussion about how refrigerators work. Also includes a history of the invention of refrigerators, and the physics behind how they work.
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eBook
Physics Hypertextbook

The Physics Hypertextbook: Nucleosynthesis

For Students 9th - 10th
Understand the process of nucleosynthesis, and how the elements formed in the creation of the universe.
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Website
Physics Hypertextbook

The Physics Hypertextbook: The Nature of Sound

For Students 9th - 10th
Study the details of sound from characteristics to speed, ultrasound, infrasound, and other aspects of sound waves.