Vectors, position, vel., accel. Tuesday, June 24, 2014 8:40 AM New Section 1 Page 1 Example: A ship was seen on a radar screen to be 10 km east of a particular location. Sometime later, the ship is at 15 km at an angle 40˚ north of west. What is the displacement of the ship during this time? New Section 1 Page 2 ship is at 15 km at an angle 40˚ north of west. What is the displacement of the ship during this time? (Answer: <-21.5, 9.64> km) Example: A ball on a porch rolls 50 cm to the porch's edge, drops 45 cm, continues rolling on the grass, and eventually stops 90 cm from the porch's edge. What is the magnitude of the ball's net displacement? (Answer: 1.47 m) New Section 1 Page 3 New Section 1 Page 4
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