[ Questions #1#7  Questions #8#28  Questions #29#42  Questions #43#50 ] 
1. Which of the following statements about vectors and scalars are TRUE? List all that apply.

Vectors and Scalars 
2. Which of the following statements about distance and/or displacement are TRUE? List all that apply.

Distance vs. Displacement 
3. Which of the following statements about velocity and/or speed are TRUE? List all that apply.

Speed vs. Velocity 
4. Which of the following statements about acceleration are TRUE? List all that apply.

Acceleration 
5. Which of the following statements about positiontime graphs are TRUE? List all that apply.

The Meaning of Shape for a pt Graph  The Meaning of Slope for a pt Graph 
6. Which of the following statements about velocitytime graphs are TRUE? List all that apply.

7. Which of the following statements about free fall and the acceleration of gravity are TRUE? List all that apply.

Introduction to Free Fall  The Acceleration of Gravity 
8. If an object has an acceleration of 0 m/s^{2}, then one can be sure that the object is not ____.
a. moving 
b. changing position 
c. changing velocity 

Acceleration 
9. If car A passes car B, then car A must be ____.

Acceleration  Speed vs. Velocity 
10. Which one of the following is NOT consistent with a car which is accelerating?

Acceleration 
11. A fullback is running down the football field in a straight line. He starts at the 0yard line at 0 seconds. At 1 second, he is on the 10yard line; at 2 seconds, he is on the 20yard line; at 3 seconds, he is on the 30yard line; and at 4 seconds, he is on the 40yard line. This is evidence that

Acceleration  Speed vs. Velocity 
12. A fullback is running down the football field in a straight line. He starts at the 0yard line at 0 seconds. At 1 second, he is on the 10yard line; at 2 seconds, he is on the 20yard line; at 3 seconds, he is on the 30yard line; and at 4 seconds, he is on the 40yard line. What is the player's acceleration?

Acceleration  Speed vs. Velocity 
13. Olympic gold medalist Michael Johnson runs one time around the track  400 meters  in 38 seconds. What is his displacement? ___________ What is his average velocity? ___________

Distance vs. Displacement  Speed vs. Velocity 
14. If an object is moving eastward and slowing down, then the direction of its velocity vector is ____.
a. eastward 
b. westward 
c. neither 
d. not enough info to tell 

Speed vs. Velocity 
15. If an object is moving eastward and slowing down, then the direction of its acceleration vector is ____.
a. eastward 
b. westward 
c. neither 
d. not enough info to tell 

Acceleration 
16. Which one of the following quantities is NOT a vector?
a. 10 mi/hr, east 
b. 10 mi/hr/sec, west 
c. 35 m/s, north 
d. 20 m/s 

Scalars vs. Vectors 
17. Which one of the following quantities is NOT a speed?
a. 10 mi/hr 
b. 10 mi/hr/sec 
c. 35 m/s 
d. 20 m/s 

Speed vs. Velocity 
18. Which one of the following statements is NOT true of a freefalling object? An object in a state of free fall ____.

Introduction to Free Fall  The Acceleration of Gravity 
19. The average speed of an object which moves 10 kilometers (km) in 30 minutes is ____.
a. 10 km/hr 
b. 20 km/hr 
c. 30 km/hr 
d. more than 30 km/hr 

Speed vs. Velocity 
20. What is the acceleration of a car that maintains a constant velocity of 55 mi/hr for 10.0 seconds?
a. 0 
b. 5.5 mi /hr/s 
c. 5.5 mi /s/s 
d. 550 mi/hr/s 

Acceleration 
21. As an object freely falls, its ____.
a. speed increases 
b. acceleration increases 
c. both of these 
d. none of these 

Introduction to Free Fall  The Acceleration of Gravity 
22. A speedometer is placed upon a freefalling object in order to measure its instantaneous speed during the course of its fall. Its speed reading (neglecting air resistance) would increase each second by ____.
a. about 5 m/s 
b. about 10 m/s 
c. about 15 m/s 
d. a variable amount  e. depends on its initial speed. 

The Acceleration of Gravity  Kinematic Equations and Free Fall 
23. Ten seconds after being dropped from rest, a freefalling object will be moving with a speed of ____.
a. about 10 m/s. 
b. about 50 m/s. 
c. about 100 m/s. 
d. more than 100 m/s. 

The Acceleration of Gravity  Kinematic Equations and Free Fall 
24. A baseball pitcher delivers a fast ball. During the throw, the speed of the ball increases from 0 to 30.0 m/s over a time of 0.100 seconds. The average acceleration of the baseball is ____ m/s^{2}.
a. 3.00 
b. 30.0 
c. 300 
d. 3000 
e. none of these 

Acceleration 
25. On takeoff, a rocket accelerates from rest at a rate of 50.0 m/s^{2} for exactly 1 minute. The rocket's speed after this minute of steady acceleration will be ____ m/s.
a. 50.0 
b. 500. 
c. 3.00 x 10^{3} 
d. 3.60 x 10^{3} 
e. none of these 

Acceleration 
26. When a rock is dropped, it will accelerate downward at a rate of 9.8 m/s^{2}. If the same rock is thrown downward (instead of being dropped from rest), it acceleration will be ____. (Ignore air resistance effects.)
a. less than 9.8 m/s^{2} 
b. 9.8 m/s^{2} 
c. more than 9.8 m/s^{2} 

Introduction to Free Fall  The Acceleration of Gravity 
27. Consider drops of water that leak from a dripping faucet at a constant rate. As the drops fall they ____.
a. get closer together 
b. get farther apart 

c. remain at a relatively fixed distance from one another 

Introduction to Free Fall  The Acceleration of Gravity 
28. Renatta Oyle is again found driving her '86 Yugo down Lake Avenue, leaving the following trail of oil drops on the pavement.
If her car is moving from right to left, then ...

Ticker Tape Diagrams  The Acceleration 
29. On the diagrams below, construct a dot diagram representing the motion of an object with a ... .
30. On a dot diagram, how does the motion of an object moving to the right and slowing down differ from an object moving to the left and speeding up? Explain.

Ticker Tape Diagrams 
31. On the positiontime graph below, sketch a plot representing the motion of an object which is ... . Label each line with the corresponding letter (e.g., "a", "b", "c", etc.)

The Meaning of Shape for a pt Graph  The Meaning of Slope for a pt Graph  The Meaning of Shape for a vt Graph  Relating the Shape to the Motion 
32. On the velocitytime graph below, sketch a plot representing the motion of an object which is ... . Label each line with the corresponding letter (e.g., "a", "b", "c", etc.)

The Meaning of Shape for a pt Graph  The Meaning of Slope for a pt Graph  The Meaning of Shape for a vt Graph  Relating the Shape to the Motion 
33. Consider the positiontime plots below. Sketch the shape of the corresponding velocitytime graphs.

The Meaning of Shape for a pt Graph  The Meaning of Slope for a pt Graph  The Meaning of Shape for a vt Graph  Relating the Shape to the Motion 
34. Consider the velocitytime plots below. Sketch the shape of the corresponding positiontime graphs.

The Meaning of Shape for a vt Graph  Relating the Shape to the Motion  The Meaning of Shape for a pt Graph  The Meaning of Slope for a pt Graph 
The velocitytime graph below depicts the motion of an automobile as it moves through Glenview during rush hour traffic. Use the graph to answer questions #35  #39.
35. Determine the displacement of the automobile during the following intervals of time. PSYW





Determining the Area on a vt Graph 
36. Determine the velocity of the automobile at the following instant(s) in time.




37. Determine the acceleration of the automobile during the following intervals of time.





The Meaning of Slope for a vt Graph  Determining the Slope on a vt Graph 
38. Using complete sentences and the language of physics, describe the motion of the automobile during the entire 20.0 seconds. Explicitly describe any changes in speed or direction which might occur; identify intervals of time for which the automobile is at rest, the automobile is moving with constant speed, or the automobile is accelerating.

The Meaning of Shape for a vt Graph  Relating the Shape to the Motion 
39. Supposing the automobile has an oil leak, demonstrate your understanding of its motion by drawing an oil drop diagram for the 20 seconds of motion. Divide the diagram into three distinct time intervals (0.0  5.0 seconds, 5.0  15.0 seconds, 15.0  20.0 seconds).

The Meaning of Slope for a vt Graph  Determining the Slope on a vt Graph  Ticker Tape Diagrams 
40. For the plots below, determine the velocity of the object ... .







The Meaning of Slope for a pt Graph  Determining the Slope for a pt Graph 
41. For the plots below, determine the acceleration of the object ... .







The Meaning of Slope for a vt Graph  Determining the Slope on a vt Graph 
42. For the plots below, determine the displacement of the object ... .







The Meaning of Slope for a vt Graph  Determining the Slope on a vt Graph 
43. Determine the acceleration (in m/s^{2}) of an object which ... .

Acceleration  The Kinematic Equations  Kinematic Equations and ProblemSolving  Sample Problems and Solutions 
44. Determine the magnitude of the displacement (in meters) of an object which ... .

Distance and Displacement  The Kinematic Equations  Kinematic Equations and ProblemSolving  Sample Problems and Solutions 
45. The hare is sleeping at a location that is 1200 m from the finish line. The tortoise passes him at a steady speed of 5.0 cm/s. If the hare finally wakes up 6.5 hours later, then what minimum acceleration (assumed constant) must he have in order to pass the tortoise before the finish line.

The Kinematic Equations  Kinematic Equations and ProblemSolving  Sample Problems and Solutions 
46. A Gold Car moving at 12.0 m/s/s passes a Green Car while the Green Car is at rest at a stoplight. The Green Car immediately accelerates at a rate of +1.80 m/s for 11.0 seconds. After how much time (relative to the initial starting time) must the Green Car drive before catching up with the Gold Car.

The Kinematic Equations  Kinematic Equations and ProblemSolving  Sample Problems and Solutions 
47. Ima Rilla Saari is cruising at 28.0 m/s down Lake Avenue and through the forest preserve. She notices a deer jump into the road at a location 62.0 m in front of her. Ima first reacts to the event, then slams on her brakes and decelerates at 8.10 m/s^{2}, and ultimately stops a picometer in front of the frozen deer. What is Ima's reaction time? (i.e., how long did it take Ima to react to the event prior to decelerating?)

The Kinematic Equations  Kinematic Equations and ProblemSolving  Sample Problems and Solutions 
48. A twostage rocket accelerates from rest at +3.57 m/s/s for 6.82 seconds. It then accelerates at +2.98 m/s/s for another 5.90 seconds. After the second stage, it enters into a state of free fall. Determine:

The Kinematic Equations  Kinematic Equations and ProblemSolving  Sample Problems and Solutions 
49. In a 200.0m relay race (each leg of the race is 50.0 m long), one swimmer has a 0.450 second lead and is swimming at a constant speed of 3.90 m/s towards the opposite end of the pool. What minimum speed must the second swimmer have in order to catch up with the first swimmer by the end of the pool?

The Kinematic Equations  Kinematic Equations and ProblemSolving  Sample Problems and Solutions 
50. A drag racer accelerates from rest at an average rate of +13.2 m/s^{2} for a distance of 100 m. The driver coasts for 0.500 seconds and then uses the brakes and parachute to decelerate until the end of the track. If the total length of the track is 180. m, what minimum deceleration rate must the racer have in order to stop prior to the end of the track?

The Kinematic Equations  Kinematic Equations and ProblemSolving Sample Problems and Solutions 
[ Questions #1#7  Questions #8#28  Questions #29#42  Questions #43#50 ] 
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