Chapter 12 - Gravity - Problems and Conceptual Exercises - Page 410: 29

$v=3.07\frac{Km}{s}$

We can find the velocity as $v=\sqrt{\frac{GM_E}{R_E+h}}$ We plug in the known values to obtain: $v=\sqrt{\frac{(6.67\times 10^{-11})(5.97\times 10^{24})}{6.37\times 10^6+3.58\times 10^7}}$ $v=3070\frac{m}{s}$ $v=3.07\frac{Km}{s}$