Physics, 06.11.2021 07:20 josephgperez
A boy is running with a kinetic energy of 82"" j if the boy has a mass of 80 kg what is his speed
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1. jay fills a wagon with sand (about 20 kg) and pulls it with a rope 30 m along the beach. he holds the rope 25° above the horizontal. the rope exerts a 20-n tension force on the wagon. how much work does the rope do on the wagon?
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A boy is running with a kinetic energy of 82"" j if the boy has a mass of 80 kg what is his speed...
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