No, it is not an adverb. The word skated is the past tense and past participle of the verb "to skate."
I skied down the mountain
He skied down the slope as the snow continued to fall.
Blue Skied an' Clear was created in 2002.
The alpine events were was skied at Snowbasin, UT.
The cast of Why He Skied - 2006 includes: Conrad Anker as himself
The duration of The Man Who Skied Down Everest is 1.43 hours.
Yes
NO
That is the usual spelling of "water-skied" (also seen, less frequently, as two words).
The Man Who Skied Down Everest was created on 1975-09-19.
The Man Who Skied Down Everest - 1975 is rated/received certificates of: USA:G
Yes.