Twenty students ride a school bus that has a mass of 2500 kg and moves with a speed of 4.25 m/s. the driver has a mass of 75.0 kg. (a) What is the magnitude of the momentum of the bus and its passengers if the average mass of each student is 125 kg? (b) If eight students get off from the bus, what must be the speed of the bus to maintain its original momentum? please heelpp im begging youu...T^T
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