Q2.1 This is he x graph of he moion of a paricle. Of he four poins P, Q, R, and S, he velociy is greaes (mos posiive) a A. poin P. B. poin Q. C. poin R. D. poin S. E. no enough informaion in he graph o decide Copyrigh 28 Pearson Educaion Inc., publishing as Pearson Addison-Wesley
Q2.2 This is he x graph of he moion of a paricle. Of he four poins P, Q, R, and S, he speed is greaes a A. poin P. B. poin Q. C. poin R. D. poin S. E. no enough informaion in he graph o decide Copyrigh 28 Pearson Educaion Inc., publishing as Pearson Addison-Wesley
Q2.3 This is he x graph of he moion of a paricle. Of he four poins P, Q, R, and S, he acceleraion a x is greaes (mos posiive) a A. poin P. B. poin Q. C. poin R. D. poin S. E. no enough informaion in he graph o decide Copyrigh 28 Pearson Educaion Inc., publishing as Pearson Addison-Wesley
Q2.4 You oss a ball sraigh upward, in he posiive direcion. The ball falls freely under he influence of graviy. A he highes poin in he ball s moion, A. is velociy is zero and is acceleraion is zero. B. is velociy is zero and is acceleraion is posiive (upward). C. is velociy is zero and is acceleraion is negaive (downward). D. is velociy is posiive (upward) and is acceleraion is zero. E. is velociy is posiive (upward) and is acceleraion is zero. Copyrigh 28 Pearson Educaion Inc., publishing as Pearson Addison-Wesley
Q2.5 This is a moion diagram of an objec moving along he x direcion wih consan acceleraion. The dos 1, 2, 3, show he posiion of he objec a equal ime inervals. 5 4 3 2 1 x = A he ime labeled 3, wha are he signs of he objec s velociy and acceleraion a x? A. <, a x = B. <, a x > C. <, a x < D. >, a x > E. >, a x < x Copyrigh 28 Pearson Educaion Inc., publishing as Pearson Addison-Wesley
Q2.6 This is a moion diagram of an objec moving along he x direcion wih consan acceleraion. The dos 1, 2, 3, show he posiion of he objec a equal ime inervals. 5 4 3 2 1 x x = Which of he following graphs bes maches he moion shown in he moion diagram? A. B. C. D. E. Copyrigh 28 Pearson Educaion Inc., publishing as Pearson Addison-Wesley
Q2.7 This is a moion diagram of an objec moving along he x direcion wih consan acceleraion. The dos 1, 2, 3, show he posiion of he objec a equal ime inervals. 5 4 3 2 1 x x = Which of he following a x graphs bes maches he moion shown in he moion diagram? a x a x a x a x a x A. B. C. D. E. Copyrigh 28 Pearson Educaion Inc., publishing as Pearson Addison-Wesley
Q2.8 An objec moves along he x axis wih consan acceleraion. The iniial posiion x is posiive, he iniial velociy is negaive, and he acceleraion is posiive. Which of he following graphs bes describes his moion? A. B. C. D. E. Copyrigh 28 Pearson Educaion Inc., publishing as Pearson Addison-Wesley
Q2.9 This is he graph for an objec moving along he x-axis. Which of he following descripions of he moion is mos accurae? A. The objec is slowing down a a decreasing rae. B. The objec is slowing down a an increasing rae. C. The objec is speeding up a a decreasing rae. D. The objec is speeding up a an increasing rae. E. The objec s speed is changing a a seady rae. Copyrigh 28 Pearson Educaion Inc., publishing as Pearson Addison-Wesley
Q2.1 You are given he graph for an objec moving along he x-axis wih consan acceleraion. Which of he following could you no deermine from he informaion given in his graph alone? A. he objec s x acceleraion a any ime B. he objec s x velociy a any ime C. he objec s posiion a any ime D. more han one of he above E. misleading quesion you could deermine all of hese from he graph alone Copyrigh 28 Pearson Educaion Inc., publishing as Pearson Addison-Wesley
Q2.11 The posiion of an objec moving along he x-axis is given by x = 5. m (4. m/s) + (2. m/s 2 ) 2 Which saemen abou his objec is correc? A. For >, he objec is never a res. B. The objec is a res a =.5 s. C. The objec is a res a = 1. s. D. The objec is a res a = 2. s. E. More han one of B., C., and D. is correc. Copyrigh 28 Pearson Educaion Inc., publishing as Pearson Addison-Wesley
Q2.12 The posiion of an objec moving along he x-axis is given by x = 5. m (4. m/s) + (2. m/s 2 ) 2 How many imes does his objec pass hrough he poin x =? A. wice, firs moving in he posiive x-direcion, hen moving in he negaive x-direcion B. wice, firs moving in he negaive x-direcion, hen moving in he posiive x-direcion C. only once, moving in he posiive x-direcion D. only once, moving in he negaive x-direcion E. never Copyrigh 28 Pearson Educaion Inc., publishing as Pearson Addison-Wesley