jeffljr2718
03.05.2021 •
Physics
What volume V of helium is needed if a balloon is to lift a load of 180 kg (includine the welght of the empty balloon)? Density of helium 0.179 kg/m pa= 1.29 kg/m
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Ответ:
la energía térmica está contenida en la roca y los fluidos debajo de la corteza terrestre