It is capitalized at the beginning of the sentence and when it is used as part of the proper noun.
Example:
Northern Asia
Yes. Any compass direction (North, East, South, West) should be captialized.
Depending upon usage. If referring to the Northern Sky as the title of something yes capitalize. If simply referring to the location then no.
Yes, because it is a proper noun.
No it shouldn't be capitalized.
No, seasons are not capitalized.
Wikipedia is capitalized.
Have should be capitalized if it is the beginning of a sentence. Summer should not be capitalized.
No it shouldn't be capitalized.
Yes it should be capitalized.
No, northward is an adverb or an adjective. Adverbs describes verbs, other adverbs, and adjectives. Adjectives describe nouns. Example uses:As an adverb: I was heading northward. (describing the verb heading)As an adverb: We took the northward facing cabin. (describing the adjective facing)As an adjective: We drove the northward route to the lake. (describing the noun route)
Southward
"Can" is typically not capitalized in sentences unless it is the first word or part of a proper noun.
No
It shifts northward as the seasons change, i.e., from about March through June (in both hemispheres)
No, seasons are not capitalized.
No it shouldn't be capitalized. Seasons aren't capitalized.
As with all rivers - Gravity.
Northern; Northward; Northerly
The North Sea.
Adm. Peary
warm-water currents