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Physics 1

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A bird watcher meanders through the woods, walking 0.45 km due east, 0.80 km due south, and 2.05 km in a direction 43.0° north of west. The time required for this trip is 2.50 h.
(a) Determine the magnitude and direction (relative to due west) of the bird watcher's displacement. Use kilometers and hours for distance and time, respectively. magnitude 1 km
direction 2 ° north of west

(b) Determine the magnitude and direction (relative to due west) of the bird watcher's average velocity. magnitude 3 km/hr
direction 4 ° north of west

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