Motion Test Questions

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sample test questions Multiple Choice Knowledge /10 Identify the choice that best completes the statement or answers the question. ____ 1. Which position-time graph represents an object that is moving westward at a constant velocity? a.|| b.|| c.|| d.|| ____ 2. Which position-time graph represents a stationary object at a location to the west of the reference position? a.|| b.|| c.|| d.|| ____ 3. A horse is galloping at an average velocity of 5.2 m/s [W]. What is the change in position of the horse after 22 s? a.|0.24 m [W]| b.|114.4 m [W]| c.|158.08 m [W]| d.|172.22 m [W]| ____ 4. Three distances were measured: 45.678 m, 78.9 m and 1.23 m. What is the sum of these distances using the correct number of significant digits? a.|125. 81 m| b.|125.8 m| c.|126 m| d.|1.3 x 102 m| ____ 5. Which position-time graph represents an object with an increasing velocity moving in a westward direction? a.|| b.|| c.|| d.|| ____ 6. A car is passing another car on the highway. It increases its velocity from 12 m/s [E] to 21 m/s [E] over a time interval of 10 s. What is the car’s average acceleration? a.|0.6 m/s2| b.|0.9 m/s2| c.|0.3 m/s2| d.|1.9 m/s2| ____ 7. Which of the following is an example of a scalar quantity? a.|displacement| b.|distance| c.|average velocity| d.|position| ____ 8. Which of the following is an example of uniform velocity? a.|A skydiver jumps out of an airplane and falls to the ground with increasing speed.| b.|A truck travels a twisty highway ranging from 40 km/h to 70 km/h.| c.|A horse trots around a circular track at a constant speed.| d.|A car travels down a straight highway at a steady 95 km/h.| ____ 9. How do you determine acceleration from an acceleration–time graph? a.|Read information from the graph.| b.|Find the area.| c.|Take the slope.| d.|none of the above|

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