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A man walks 3 km east and then 4 km north. What is man's displacement?
5 km, 53.13 degrees north of east
A cyclist rides 3 km west and then turns around and rides 2 km east. (a) What is her displacement? (b) What distance does she ride? (c) What is the magnitude of her displacement?
a) -1 km b) 5 km c) 1 km
25 km, 47.87 degrees north of east
5 km, 53.13 degrees east of north
5 km, 53.13 degrees north of east
25 km, 47.87 degrees east of north