Northwest
you need to go south due to the earths gravitational pull
Nope.
north
you would have to travel northwest.
You would be traveling west if you were traveling from Georgia to Mississippi.
north or east
No
That depends on what part of the US you are in and what part of Canada you are going to. If you are in Alaska, Canada is east and south. If you are in Maine, Canada is west and north.
never
east
west
west