Physics, 16.12.2020 17:50 lilacastro
Snowbaording cautiously down a steep slope at 7.0m/s, Sarah, whise mass is 50. kilograms, is afraid she won't have enough speed ti travel up a slight uphill grade ahead of her. She extends her hand as her friend Trevor, who has a mass of 100. kilograms, is about to pass her traveling at 16 m/s. If Trevor grabs her hand, calculate the speed at which the friends will be sliding.
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Snowbaording cautiously down a steep slope at 7.0m/s, Sarah, whise mass is 50. kilograms, is afraid...
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