Question

Which force does the shuttle overcome to create an unbalanced net force as it initially lifts from the ground?

Answer 1

Gravity.

Step-by-step explanation:

I got it right on the quiz, so thats how i know that this is right.

Answer 2

Thrust force from the combustion of escape gases.

Step-by-step explanation:

Thrust force from the combustion of escape gases, which reduces the net mass of the shuttle.

`F = \dot m \cdot v + m\cdot a`