> But since we're walking in a circle around it, we'll never pass it in either sense of the word.
Are we, though? Or did we start on a great circle around the Earth from the random point 1km from the north pole?
It depends on whether you assume someone has in mind a "straight line" following a map, or what they'd actually experience as a straight line given the scale of the Earth.
Are we, though? Or did we start on a great circle around the Earth from the random point 1km from the north pole?
It depends on whether you assume someone has in mind a "straight line" following a map, or what they'd actually experience as a straight line given the scale of the Earth.