Ch 2 3 Quizzes

A it is moving in a circle b it is moving in a curved

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Unformatted text preview: ections. A. It is moving in a circle. B. It is moving in a curved but non-circular path. C.* It may be moving in a straight line. D. Its velocity may be constant. E. Not covered in the assigned reading. A man at the top of a tall building is attempting to shoot a target on the ground with his gun. Which of the following is true? A. He should aim his gun directly at the target. B. Where he should aim his gun does not depend on the height of the building he's in. C.* He should aim his gun above the target. D. He should aim his gun below the target. E. Not covered in the assigned reading. 2. 3. 4. 5. 6. 7. 8. 9. 10. 2006 Quizzes 2 Physics Honors Chapter 2 Quiz Provided by Ben Lui 1. Two balls are thrown straight up. The first ball is thrown with twice the initial speed of the second. Ignore air resistance. How much higher will the first ball rise? A. Twice as far B. Three times as far C. Four times as far D. Impossible to determine E. Not covered in the assigned reading. The motion of an object is vs. time. The object is A. moving with constant B. moving with constant C. at rest. D. moving with infinite E. None of these. described by a horizontal line on the graph of position non-zero speed. non-zero acceleration. speed. 2. 3. Ball A is dropped from the top of a building. One second later, ball B is dropped from the same building. As time progresses, the distance between them A. increases. B. remains constant. C. decreases. D. cannot be determined from this information. E. Not covered in the assigned reading. Which A. B. C. D. E. of the following does NOT include direction? speed velocity acceleration displacement Not covered in the assigned reading. 4. 5. Ball A is dropped from the top of a building. One second later, ball B is dropped from the top of the same building. As time progresses, the difference in their speeds A. increases. B. remains constant. C. decreases. D. cannot be determined. If the velocity of a car is toward the north, and the acceleration is toward the south, what happens to the car’s motion? A. The car slows down. B. The car speeds up. C. Nothing changes about its motion. D. The car stops and stays at rest. E. Not covered in the assigned reading. Two objects are thrown from the top of a tall building. One is thrown up, and the other is thrown down, both with the same initial speed. Ignore air resistance, and compare their speeds when they hit the street. A. The one thrown up is going faster. B. The one thrown down is going faster. C. They are going the same speed. D. It is impossible to tell from the information given. E. Not covered in the assigned reading. A car moving to the north changes speed. Which of the following describes the largest acceleration? A. The car changes speed from 10 mph to 20 mph in one minute. 3 6. 7. 8. B. C. D. E. 9. The The The All car changes speed from car changes speed from car changes speed from of these accelerations 80 mph to 90 mph in one minute. 20 mph to 30 mph in one minute. 10 mph to 30 mph...
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This note was uploaded on 08/29/2010 for the course PHYS 38234 taught by Professor Ramesh during the Spring '09 term at University of California, Berkeley.

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