Raúl se aventó de un helicóptero a una altura de 20 metros, si su masa es de 59 kg, ¿cuál fue la fuerza con la que cayó?

i think the answer would be b

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the only real purpose of sputnik 1 was to beat the us into space. we were getting close to launching a useful satellite, explorer 1 - which launched on january 31, 1958. the ussr had to beat that, so they launched sputnik 1 on october 4, 19