| A | B |
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| A cave explorer travels 3.0 m eastward, then 2.5 m northward, and finally 15 m westward. Use the graphical method to find the magnitude of the net displacement. | 12 m |
| A student adds two vectors with magnitudes of 200 and 40. Takling into account significant figures, which is the only possible choice for the magnitude of the resultant? | 200 |
| A car travels down a road at a certain velocity, Vcar. The driver slows down so that the car is traveling only half as fast as before. Which of the following is the correct expression for the resulting velocity? | ½ Vcar |
| Which of the following is the best coordinate system to analyze a car traveling northeast from one city to another? | positive x-axis pointing east; positive y-axis pointing north |
| Which of the following is the best coordinate system to analyze an object thrown into the air? | x-axis: parallel tothe ground; y-axis: perpindicular to the ground |
| Which of the following is the best coordinate system to analyze the movement of a submarine diving at an angle of 45º to the surface of the water? | x-axis: horizontal at the water level; y-axis: up and down |
| A duck waddles 2.5 m east and 6.0 m north. What are the magnitude and direction of the duck's displacement with respect ot its original position? | 6.5 m at 67º north of east |
| A plane flies from city A to city B. City B is 1540 km west and 1160 km south of the city A. What is the total displacement and direction of the plane? | 1930 km, 37.0º south of west |
| Vector A is 3.2 units in length and points along the positive y-axis. Vector B is 4.6 units in length and points along a direction 195º counterclockwise from the positive x-axis. What is the magnitude of the resultant when vectors A and B are added? | 4.8 units |
| Which of the following is the motion of objects moving in two dimensions under the influence of gravity? | projectile motion |
