Imagine an alternate universe where the value of the Planck constant is 6.62607x10° J-s. In that universe, which of the following objects would require quantum mechanics to describe, that is, would show both particle and wave properties? Which objects would act like everyday objects, and be adequately described by classical mechanics? object quantum or classical? O classical A bacterium with a mass of 4.0 pg, 8.0 pm long, moving at 2.00 um/s. quantum classical An atom with a mass of 1.0 x 104 kg, 81. pm wide, moving at 186. m/s. quantum classical A ball with a mass of 120. g, 4.8 cm wide, moving at 25.4 m/s. quantum classical A car with a mass of 1400. kg, 4.6 m long, moving at 98.0 km/h. quantum

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