500
The ship sailed out of the harbor and headed____north.
If you look into____north on a clear night, you will see the North Star.
Key: The ship sailed out of the harbor and headed north.
If you look into the north on a clear night, you will see the North Star.
Rule 42: Do not use an article if a compass direction immediately follows an action verb such as: go, travel, turn, look, sail, fly, walk, or move.
Rule 41: Use the for compass directions if they follow prepositions such as: to, in, on, at or from.