Home Forums US Life 지구의 자전속도가 1000mph 지구의 자전속도가 1000mph Name * Password * Email Haha, Then, Tell me how that escape velocity came out in the first place . what scenario ? from 1 or 2 How that velocity applies to 1) free canon fire from earth surface (without continuous push), 2) continuous push even if speed is less than 11 km/s I agree to the terms of service Comment
