He was in a predicament.
"I'm in a predicament," he thought, as the mountain of snow trundled happily along at fatal speeds behind him.
Luckily, our youthful protagonist had a good background in high school physics.
"Well, assuming that the angle of this inclined plane is... and given that the coefficient of friction is low enough to be negligible... what the hell do I weigh in kilograms again?... do I reach a terminal velocity or is that just for freefall... oh god, I'm blanking on the free body diagram. Oh fudge, aaaauuugh!
Well, not that good of a background