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Physics 10 Online
OpenStudy (anonymous):

What is required for a rocket to lift off into space?

OpenStudy (anonymous):

Get it to reach escape velocity.

OpenStudy (akohl):

It must accelerate to the escape velocity so the force is greater than gravity forcing it downward

OpenStudy (anonymous):

it must go as far as it gets free of the Earth potential field and approaches zero into the empty space outside of atmosphere.

OpenStudy (hari5719):

A THRUST that is stronger than the gravitational field

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