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Physics, 03.08.2019 04:30, stefkellum58
Describe how the medium through which a sound wave travels affects properties of the sound wave
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The two stars in a certain binary star system move in circular orbits. the first star, alpha, has an orbital speed of 36 km/s. the second star, beta, has an orbital speed of 12 km/s. the orbital period is 137 d. a) what is the mass of the star alpha? b) what is the mass of the star beta?
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Physics, 22.06.2019 17:00, deathray4035
Photons with the highest energy have the longest period
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Describe how the medium through which a sound wave travels affects properties of the sound wave...
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