Oa. mass
Physics, 26.01.2021 19:40 paolaviviana
Which of the following is transferred during the movement of a wave?
Ob. matter
Oa. mass
Oc. energy
O d. speed
Answers: 1
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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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Adolphin emits ultrasound at 100khz and uses the timing of reflections to determine the position of objects in the water. part a what is the wavelength of this ultrasound? assume that temperature of water is 20 degrees c. answer in cm
Answers: 2
Which of the following is transferred during the movement of a wave?
Ob. matter
Oa. mass
Oa. mass
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