The mass of the moon is 7.35 x 10^22 kg and it radius is 1.74 x10^6m. With what speed must an object be projected from its surface to reach an altitude equal to its radius?

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- May 6th 2010, 06:32 PMTigerEnergy and momentum
The mass of the moon is 7.35 x 10^22 kg and it radius is 1.74 x10^6m. With what speed must an object be projected from its surface to reach an altitude equal to its radius?

- May 6th 2010, 07:36 PMsa-ri-ga-ma