You would be traveling north from Phoenix to Sacramento.
I would be traveling forward.
If you are traveling in a westbound direction in the United States, you may be traveling on interstates such as I-10, I-40, I-80, I-90, or I-94, depending on your location.
If you are traveling in a westbound direction, you could possibly be traveling on interstates with even numbers, such as Interstate 10, 40, 70, 80, or 90. These interstates generally run east to west across the United States.
You could be traveling on Interstate 10, Interstate 40, or Interstate 80. These are major east-west highways in the United States.
The velocity of a car traveling backwards would be negative, as it is moving in the opposite direction of its positive reference point.
Traveling from Phoenix, Arizona to Sacramento, California you would be traveling northwest.
Northwest
The answer depends on where you are traveling from!
To travel from Flagstaff to Sacramento you will go North-West.
From Sacramento to Phoenix is more or less southeast. However, traveling by car you would have to take an L-shaped route: south to Los Angeles and then east from there to Phoenix. There are no direct routes across the intervening mountains.* Note that this question was reversed. See the related question below.
I would be traveling forward.
What direction would you be traveling from to get to Ecuador to the Galapagos island?"
You will be traveling South West!
I-74
If you flew across Australia from LaGrange to Sydney, in what direction would you be traveling?
California trail
denver