How rockect leaves from earth and enter space

Question

i like to know more about space

Answer 1

google "space"

et voila.

Answer 2

You can goggle NASA up an then ask any questions.(that is what I do.

Answer 3

Rocket scientists have to consider the gravitational power and air resistance produced by the earth and atmosphere when the rocket attempts to leave. The escape velocity is the speed that the rocket needs to have initially for it to be able to overcome the gravitational power and the air resistance to leave the gravitational field of the Earth.