Mmm, well, more or less. You will indeed keep your speed, but you also keep your direction, so you will basically be "slingshotted" toward space. The effect is

Mmm, well, more or less. You will indeed keep your speed, but you also keep your direction, so you will basically be "slingshotted" toward space. The effect is similar to a hammer throw at the Olympics. In fact, you will probably be limited by your terminal velocity because of air friction.