Question

This historic city has been in existence since 1064 BCE.
Once known as the Forbidden City, it is the second most
populated city in the world as for 2017. It hosted the 2008
Summer Olympics.​

Answer 1

A gravity turn is commonly used with rocket powered vehicles that launch vertically, like the Space Shuttle. The rocket begins by flying straight up, gaining both vertical speed and altitude. During this portion of the launch, gravity acts directly against the thrust of the rocket, lowering its vertical acceleration.