They would have to cross the Himalayas, Karakorum, and Kunlun mountain ranges. <span />
I think it commercial very sorry if I'm wrong!
Three dimensions. You listed em there. Things with a height, width and depth are 3-dimensional.
The answer to your question on the weight of Santa Claus would be <span>855 N. The given problem and answer was an example extracted from the book entitled University of Physics: Australian Edition. I hope this helped you with the problem. </span>