5. Unable to determine m correct. 7. None of these m m m m/s. 2. None of these. 3. Unable to determine. 4.


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1 Version PREVIEW B One D Kine REVIEW burke (1111) 1 This printout should have 34 questions. Multiplechoice questions may continue on the next column or page find all choices before answering. Jogging 3 1 (part 1 of 2) 1. points A jogger runs in a straight line with an average velocity of 2.1 m/s for 5.6 min, and then with an average velocity of 5.9 m/s for 3.1 min. What is her total displacement? Correct answer: 183 m. 2 (part 2 of 2) 1. points What is her average velocity during this time? Correct answer: m/s. Displacement vs Time 4 3 (part 1 of 2) 1. points Consider the following graph Displacement vs Time 1 displacement (m) time (s) What is the displacement at 1 s? 1. 3 m 2. m 3. 3 m 4. 2 m 5. Unable to determine 6. 4 m correct 7. None of these 8. 1 m 9. 1 m 1. 2 m 4 (part 2 of 2) 1. points What is the velocity at 1 s? 1. 1 m/s 2. None of these 3. Unable to determine 4. 3 m/s 5. 2 m/s 6. 4 m/s 7. 2 m/s 8. 3 m/s 9. m/s correct 1. 1 m/s Distance Time Graph 1 5 (part 1 of 6) 1. points Consider the following graph of motion. 5 Distance (m) Time (sec) How far did the object travel between 2 s and 4 s?
2 Version PREVIEW B One D Kine REVIEW burke (1111) m 2. 1 m 3. 2 m correct 4. 3 m 5. 4 m 6 (part 2 of 6) 1. points The graph indicates 1. no motion. 2. constant velocity. correct 3. increasing velocity. 4. decreasing velocity. 5. constant position. 7 (part 3 of 6) 1. points What is the speed from 2 s to 4 s? m/s 2. 1 m/s correct 3. 2 m/s 4. m/s 5. 5 m/s 8 (part 4 of 6) 1. points Consider the following graph of motion. Distance (m) Time (sec) How far did the object travel between 3 s and 9 s? 1. 5 m m 3. 3 m 4. 4 m 5. 1 m m 7. 5 m m 9. 2 m m correct 9 (part 5 of 6) 1. points The graph indicates 1. decreasing velocity. 2. increasing velocity. correct 3. constant position. 4. no motion. 5. constant velocity. 1 (part 6 of 6) 1. points What is the average speed from 3 s to 9 s? 1. 3 m/s m/s 3. 6 m/s 4. 2 m/s m/s
3 Version PREVIEW B One D Kine REVIEW burke (1111) m/s m/s correct 8. 5 m/s m/s Holt SF 2Rev 3 11 (part 1 of 6) 1. points Consider the motion of an object along a straight path as shown in the figure. 8 velocity (m/s) time (s) Find the average acceleration during the time interval s to 3 s. Correct answer: m/s (part 2 of 6) 1. points Find the average acceleration during the time interval 3 s to 6 s. Correct answer: m/s (part 3 of 6) 1. points Find the average acceleration during the time interval s to 9 s. Correct answer: m/s (part 4 of 6) 1. points Find the instantaneous acceleration at 2 s. Correct answer: m/s (part 5 of 6) 1. points Find the instantaneous acceleration at 4 s. Correct answer: m/s (part 6 of 6) 1. points Find the instantaneous acceleration at 7 s. Correct answer: m/s 2. Holt SF 2Rev points A car traveling in a straight line has a velocity of +4.3 m/s. After an acceleration of.65 m/s 2, the car s velocity is +9.5 m/s. In what time interval did the acceleration occur? Correct answer: 8 s. Cessna Lift Off 2 18 (part 1 of 3) 1. points A Cessna 15 aircraft has a liftoff speed of approximately 125 km/h. What minimum constant acceleration does this require if the aircraft is to be airborne after a takeoff run of 143 m? Correct answer: m/s (part 2 of 3) 1. points What is the corresponding takeoff time? Correct answer: s. 2 (part 3 of 3) 1. points If the aircraft continues to accelerate at this rate, what speed will it reach 12 s after it begins to roll?
4 Version PREVIEW B One D Kine REVIEW burke (1111) 4 Correct answer: m/s. Holt SF 2E 3 21 (part 1 of 2) 1. points A car accelerates uniformly in a straight line from rest at the rate of 3. m/s 2. What is the speed of the car after it has traveled 5 m? Correct answer: m/s. 22 (part 2 of 2) 1. points How long does it take the car to travel 5 m? Correct answer: s. Ball N 6 23 (part 1 of 2) 1. points A ball is thrown upward. After reaching a maximum height, it continues falling back toward Earth. On the way down, the ball is caught at the same height at which it was thrown upward. hmax 24 (part 2 of 2) 1. points If the time the ball remains in the air is 2.35 s, find the maximum height h max the ball attained while in the air. Correct answer: m. Coin Acceleration 25 (part 1 of 3) 1. points Consider a coin which is tossed straight up into the air. After it is released it moves upward, reaches its highest point and falls back down again. While the coin is moving upward after being released, what would be its acceleration? Take up to be the positive direction. 1. The acceleration is in the positive direction 2. The acceleration is in the positive direction 3. The acceleration is in the positive direction and constant. 4. The acceleration is in the negative direction 5. The acceleration is zero. 6. The acceleration is in the negative direction v 7. The acceleration is in the negative direction and constant. correct 26 (part 2 of 3) 1. points What would be its acceleration while the coin is at its highest point? If the time (up and down) the ball remains in the air is 2.22 s, find its speed when it caught. The acceleration of gravity is 9.8 m/s 2. Neglect air resistance. Correct answer: m/s. 1. The acceleration is in the positive direction and constant. 2. The acceleration is in the positive direction 3. The acceleration is in the negative direction 4. The acceleration is zero.
5 Version PREVIEW B One D Kine REVIEW burke (1111) 5 5. The acceleration is in the negative direction and constant. correct 6. The acceleration is in the negative direction 7. The acceleration is in the positive direction 27 (part 3 of 3) 1. points What would be its acceleration while the coin is moving downward? 1. The acceleration is in the negative direction 2. The acceleration is zero. 3. The acceleration is in the negative direction and constant. correct 4. The acceleration is in the positive direction and constant. 5. The acceleration is in the positive direction 6. The acceleration is in the negative direction 7. The acceleration is in the positive direction Holt SF 2Rev (part 1 of 2) 1. points A parachutist descending at a speed of 1.1 m/s loses a shoe at an altitude of 41.1 m. What is the velocity of the shoe just before it hits the ground? The acceleration of gravity is 9.81 m/s 2. Correct answer: m/s. 29 (part 2 of 2) 1. points When does the shoe reach the ground? Correct answer: s. Ball Thrown Up points A ball is thrown 164 m upward and then falls back to earth. h A h B v y O B t B t A A t Neglecting air resistance, how long will it be in the air? The acceleration of gravity is 9.8 m/s 2. Correct answer: s. Dropping a Mail Bag 2 31 (part 1 of 3) 1. points A small mail bag is released from a helicopter that is descending steadily at 5.78 m/s. After 2.63 s, what is the speed of the mailbag? The acceleration of gravity is 9.8 m/s 2. Correct answer: m/s. 32 (part 2 of 3) 1. points After the mailbag is dropped, the helicopter continues descending for 1 s but then stops. How far is the mailbag below the helicopter at 2.63 s? Correct answer: m. 33 (part 3 of 3) 1. points What would be the speed of the mailbag if the helicopter had been rising steadily at u = 5.78 m/s? (Take down as positive.) Correct answer: m/s. High PopUp points During a baseball game, a batter hits a high popup. If the ball remains in the air for 5.29 s, how high does it rise? The acceleration of gravity is 9.8 m/s 2.
6 Correct answer: m. Version PREVIEW B One D Kine REVIEW burke (1111) 6
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