UNION CITY, Calif. (KGO) -- Talking about Newton's Second Law of Motion may not be too appealing to a bunch of sixth-graders. But if you do it in an unconventional science lesson, well that's a game ...
v. 1. General physical processes.--v. 2. Electricity and magnetism.--v. 3. pt. 1. Practical acoustics, by C.L. Barnes https://siris-libraries.si.edu/ipac20/ipac.jsp ...
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