Oriana

(a) What is the escape speed on a spherical asteroid whose radius is 570 km and whose gravitational acceleration at the surface is 3.1 m/s2? (b) How far from the surface will a particle go if it leaves the asteroid's surface with a radial speed of 1000 m/...

i don't know the answers in 1,2,3,4,5,6,7,8

i don't know the answers in 1,2,3,4,5,6,7,8 help!!!!!!!!!