10.10: A particle travels at a constant speed around a civt t5.a m5t:hlrcular path of radius $R$, if the particle makes one complete trip around the entire circle, what is the magnitude of the displacement for this trip?

  99.01: The change of distance per unit time without referencep*ysx nnot.* 0* a,xdm to a particular did xn.,o*ys mn*xp* at0rection is called

  12.29: A vehicle completes one lap around a circular track at an averag:3 px6eec i.jbe speed of 50 m/s and then completes a second lap at an avera3:pcbej e6xi.ge speed of $V$. The average speed of the vehicle for the completion of both laps was 80 m/s. What was the average speed $V$ of the second lap?

  95.03: A toy car moves 0.80 m h 8zkykvfp;jd;p9f, + in 1.0 s at the constant velocity. If it continues, how far will it travel in 3.0 f9j;zv yp+f ;dpkk8h,s?

  05.34: A 40-kg boy is stationary on a 30-kg plank that is sliding at 5.0qp (bj wby17nrip0f0r+l9k( q 0 m/s to the right across a frictionless pond. The boy then turns and starts wal0 0f(9pr wy(q bbpkinj+ q7l1rking on the plank at a rate of 4.00 m/s to the left, relative to the plank. What is the speed of the plank relative to the pond now?

  97.18: A motorist travels 400 km at 80 km/h and e3p0r7t5/ iajoql+t5+ d gj yl400 km at 100 km/h. What is the average speed of the motorist on this tr+57rolt3jp0tle i/+5y qjadg ip?

  97.20: This question refers to the motion of a toy car t vqn0 1f0urrh) 8lgha4raveling along the x-axis. The graph shown below is a plot of the car’s velocity in t0 ghvhru f804anrq1l)he x direction, $v_x$ versus time $t$.
During what time interval was the car moving towards its initial position at constant velocity?

  97.21: This question refers to the motion of a toy car trt(/x/d,;i 2dlk-7 fpb.vkfkpga p e3i aveling along the x-axis. The graph shown below is a plot of the car’s velocity in the x dk3gfikp ; i7b-dkdft px(2 ,/va/p le.irection, $v_x$ versus time $t$.What was the acceleration at 33 s?

  97.22: This question refers to the motion of a toy car traved5 4dti6 cc,sw5ypj)s ling along the x-axis. The graph shown below is a plot of the car’s velocity in the x tjdccs y)i ,p56 dw54sdirection, $v_x$ versus time $t$.
How far did the car travel during the first 15 seconds?

  99.15: Given the graph of the velocity vs6/lc27wpotmm:: pij* t4yzqk . time of a duck flying due south for the winter. At what point did the duck stop its forwarpt7o kzimqpjtc y: m:*2w 4l6/d motion?

  99.17: This question refer to the diagram below which shows ;0e)-xt x:bs owo yby1:ynm.pthe position and elapsed time of a car starting from rest and uniformly accelerating in a sy ns.: e-y 1x0:wm ;byxbot)potraight line. What was the average velocity of the car during the third second?

  99.18: This question refer to the diagram below which shows the position and ek lrk+c gtu6l9x9io 4,lapsed time of a car starting from rest and uniformly accelerating in a straight lt9lkgk 4+u,i9r oc6xline. The average acceleration during the entire 3 second interval is closest to

  99.20: What is the shape of the velocityc gw6d)7ue q ts2zk7h+ time graph for an object with the position time grag6he7cu )wqtzk+s2d 7ph shown in the diagram at right?

  00.28: The following question refer to the following information. An idm 425 rdo655 ;u(dc dy 6t,fkwrefigmjeal elastic ru56t6g( uy w4omddr5e5 fj2d,mf ;krci bber ball is dropped from a height of about 2 meters, hits the floor and rebounds to its original height.
Which of the following graphs would best represent the distance above the floor versus time for the above bouncing ball?

  00.29: The following question ref *zl j2u:pv8kfer to the following information. An ideal elastic rubber ball is dropped f l:z8pv*kjf 2urom a height of about 2 meters, hits the floor and rebounds to its original height.
Which of the following would best represent acceleration versus time for the bouncing ball?

  00.39: If a boat can travel with a speed oibg2( yl gnj7 esxi:q/i2b 16mf $v$ in still water, which of the following trips will take the least amount of time.

  01.01: The question refers to the j511jfdb 5tvzj jn/6 lfollowing scenario: At $t_0$, two cars moving along a highway are side-by-side as they pass a third car stopped on the side of the road. At this moment the driver of the first car steps on the brakes while the driver of the stopped car begins to accelerate. The diagram below show the positions of each car for the next 5 seconds.
During which time interval would cars #2 and #3 be moving at the same average speed?

  01.02: The question refers to the fombyy1 r *daow)p2i jf)+.esw stiv05-llowing scenario: At $t_0$, two cars moving along a highway are side-by-side as they pass a third car stopped on the side of the road. At this moment the driver of the first car steps on the brakes while the driver of the stopped car begins to accelerate. The diagram below show the positions of each car for the next 5 seconds.
About what position after $t_0$ would car #1 and car #2 have been side by side?

  01.03: The question refers to the following scenario )9flbr,7sl shjo-x*f : At $t_0$, two cars moving along a highway are side-by-side as they pass a third car stopped on the side of the road. At this moment the driver of the first car steps on the brakes while the driver of the stopped car begins to accelerate. The diagram below show the positions of each car for the next 5 seconds.
Which of the three cars had the greatest average speed during these 5 seconds?

  01.04: The question refers to the following scenario: o+2ngj 2ber9tAt $t_0$, two cars moving along a highway are side-by-side as they pass a third car stopped on the side of the road. At this moment the driver of the first car steps on the brakes while the driver of the stopped car begins to accelerate. The diagram below show the positions of each car for the next 5 seconds.
If car #3 continues to constantly accelerate at the same rate what will be its position at the end of 6 seconds?

  01.33: A small ball rolls down a ramp, across a horizontal t bk:c*fmms :3l0ildy9able top and off the table edge. Which of the following w:b3lmyl :s ki0m*cf9dould best represent a graph of the magnitude of the ball's acceleration vs time?

  02.01: The graph represents the relationship between distance and time forf ks z;twi8l93ved148 aqe5iq an object that is moving along efi; svq85zk 3wdaeqi9t4l 18a straight line. What is the instantaneous speed of the object at t = 5.0 seconds?

  02.02: The graph represents the relationship between distance and time h9if iinbw4h7q70 9zp*s7szd k; d g:ufor an object that is moving along a straight ifzsg 94;k7*h: dsqi i0h 7bu dp7wz9nline. Between what times did the object have a non-zero acceleration?

  10.07: A small object is thrown straight6h4 m xmyoa05kf/y7 ck downward on Earth with an initial speed of 1 5co7 f0k yym/xh4km6a2.0 m/s from a position 10.0 m above the ground. Ignoring air resistance, the speed of the object when it reaches the ground is

  02.11: The diagram below represents a toy car sta 3d0u:t9jb,v ev)u zr;bmxdp*rting from rest and uniformly accelerating across the floor. The time and distance traveled from the start are shown in the ,dzx:u3;jmuv*det9rb 0bpv) diagram.
What was the average speed of the cart between 0.1 seconds and 0.3 seconds?

  02.12: The diagram below represents(st5 drn0jpa 6f rmev.v+p7i0 a toy car starting from rest and uniformly accelerating across the fl 0pv.pjrnf5+a6e( 0vdtmi 7sroor. The time and distance traveled from the start are shown in the diagram.
What was the acceleration of the cart during the first 0.4 seconds?

  02.13: The diagram below represents a toy car starting from hbs 9.j; 5um2whi ipm;rest and uniformly accelerating across the floor. The time and distance tra mbji92 sup; ;h5.whimveled from the start are shown in the diagram.
What was the instantaneous velocity of the cart at 96 centimeters from the start?

  04.08: The diagram s e-nipkt+8 aflb/: (u 2lu*h66kbwue phows a uniformly accelerating ball. The position of the ball each sf2eup/e8p -uh a6l6wbn(u i:k k*+blt econd is indicated.
What is the average speed of the ball between 3 and 4 seconds?

  04.09: The diagram shows a uniformly accelerating ball. The position of the bpm500kntfozx9 4hh4 hall each second is indih05hf0zp4 n9o m tkxh4cated.
Which of the following is closest to the acceleration of the ball?

  02.17: The motion of a circus clown on a - 2cqyanhad)/ unicycle moving in a straight line is shda2)q-ahy/c n own in the graph below.
What would be the acceleration of the clown at 5 s?

  02.18: The motion of a circus clown on a unicycle m2nw .5+ nyggvaoving in a straight line is shown y5.ggvwn2+na in the graph below.
After 12 seconds, how far is the clown from her original starting point?

  03.04: When an object falls freely in a vacuum near the surface of the 1j1tyv3 dtg l3earth

  03.11: The accompanying graph describes 0+mx vus si5xn ;,g1d, oufqb2+z b;methe motion of a marble on a table top for 10 seconds. For which time interval(s) did the marble have a negative velo ux sino20d memv 1b;;5 s+xzg,,qf+ubcity?

  03.12: The accompanying graph d7v .ath2yyw ,fescribes the motion of a marble on a table top for 10 seconds. For which time interval(s) did the marble have a posaf7 yt,y. w2vhitive acceleration?

  03.13: The accompanying graph describes * yicw1a)sifmg+h 9 5k;p7:p4gwalw y the motion of a marble on a table top for 10 seconds. What is the marbles averam*gki1a)gf54 ; : w+sclwp 7ha9i pywyge acceleration between t = 3.3 s and t = 3.8 s

  03.20: A car accelerates uniformly from rest for a rk azb:.xss90db: ; yhtime of $2.00\;s$ through a distance of $4.00\;m$. What was the acceleration of the car?

  16.06: An object, thrown straight downward with a sp7 mcgl ;.pf(reeed of $20.0\;m/s$, takes $2.00\;s$ to reach the ground below. From what height above the ground was the object thrown? Ignore air resistance.

  04.03: Which of the following graphs could corrhf i9pc pnyl :-dx,d88*7xz tkectly represent the motion of an object moving with a constant speed in a strt9n, 87:hx*-fi xz ykpd8cldpaight line?

  03.24:The accompanying graph describes the motion of a 6z(9+w qa0iu9m pb aiutoy car across the floor for 10 seconds. Whatiuu60 izaab(p9qmw 9+ is the acceleration of the toy car at t = 4 s?

  03.25:The accompanying graph describes the motion of a toy car across the floue,x..s x1hjlw5 )txlgxp2n v5l d0j9 or fg5sj5wx nh.2 tl ux,.0jpx)dv 1lxle9or 10 seconds. What was the total displacement of the toy car for the entire 10 second interval shown?

  03.26:The accompanying graph desckea 7dj )jv*:nui1m rxkvf8zs(l +e4 g/k9i.zribes the motion of a toy car across the floor for 10 seconds. At what tim7m 1 8f4+* ius9vikz(jxka.eejg/)z:nrlvkd es or time intervals must the net force on the toy car be zero?

  16.03: A car accelerates uniformly from 0 km/hr to 60 km/hr in 4.501-vba*kdm . lsm t7gz5 s. Which one of the following choices best represents the av1d 5ab*zg.m-tmksl 7cceleration of the car?

  06.07: A car has the velocity vera4(s yo5ks, k0ou5cl xsus time curve shown. Which of the following statements regarding its motion is NOT CORR ly 0 ascu45ook5,(xksECT?

  07.17: A toy car moves along the x-axis ;d5tsfx+ i fprv)vk,*jwee 5(according to the velocity versus time curv5ff+esitvw r(x)vj;k *5ped , e shown to the right. When does the car have zero acceleration?

  06.22: During an interval of time, a tennis ball is moved so that the angle betze b4acvs,d :.ween the velocity and the acceleration of the ball is kept at a constant 120 degree. Which statemesc z4b,a:de. vnt is true about the tennis ball during this interval of time?

  07.03: Two automobiles are 150 kilometers apart and traveling towk jj 1nnz 8xy+1cc,-ncard each other.x1 z-c j8jn,c+1nckyn
is moving at 60 km/h and the other is moving at 40 km/h. In how many hours will they meet?

  07.04: A particle moves on the x-axis. When t ig;b36yctgmz; g b1c(hoo:nxr)tb*9he acceleration is positive and increab: 1 9c6nco*g gxgti zh;(yr)mb;3tb osing

  07.12: The definition of average velocqe g7 (/fv1ttgity is

  16.18: For any motion in two dimensions, which one of thek w--hd6injs1 following choices identifies quantitiih djwn6-ks1-es that must have the same direction?

  09.17: A toy car moves 0jqo8y *og*v/fk0cdi3 xyaq/ $3.0\;m$ to the North in 1 second. The car then moves at $9.0\;m/s$ due South for 2 seconds. What is the average speed of the car for this three second trip?

  07.05: The position-tijk5qng-k2v4t d gb22jme, $y\;vs\;t$, graph for the motion of an object is shown. What would be a reasonable equation for the acceleration that would account for this motion?

  09.31: A car moves to the right along a one-dimensvbfm.m: x1+e rgh )4baional track for total time T in two parts.rfga v bxebhmm): 41+.
• Part One: The car maintains constant non-zero speed V for the first $\frac{3}{4}$ of the total time.
• Part Two: The car accelerates uniformly to rest during the last $\frac{1}{4}$ of the total time.
What is the ratio of the distance traveled during Part One of the trip to the distance traveled during Part Two of the trip?

  08.23: The velocity vs. time graph for the mot4rt hr q3(nfv(ion of a car on a straight track is shown in the diagram.r3trvn(4fq h( The thick line represents the velocity. Assume that the car starts at origin $x=0$. At which time is the car the greatest distance from the origin?

  08.24: The velocity vs. time graph for the motion of a 8a/*e r kr:0xg jq6yvjcar on a straight track is shown in the diagram. The thick line represents the velocikrja8/gjxv0e *y:r q6 ty. Assume that the car starts at origin $x=0$. What is the average speed of the car for the 10 second interval?

  09.08: Consider the mgt+sl 4si*v q4j uv2:lotion of an object given by the position vs. time graph shown. For what time(s) is the speed of the object greates2+4* sui qlgt:lvvs4 jt?

  10.11: Consider the motion of an object given by the velocity vsrt0ztp/vhn -ln5swp h7 k6)g:. time graph shown. For which time(s) is the accelhwshnpv5t -lk:tgp)67zn /r0 eration of the object equal to 0?

  10.24: By computing the area under the acc0al0 6 o lt*fh qp9,xgo)ww:gkm zy1w8eleration vs. time graph for a fixed time interval of an object’s motion, what quantity has been detpl:w o*oxl), 0wy0 hwga1q8zgm k9 tf6ermined for that object?

  11.08: An object moves along ayg7uj -wa)2q 4h0( zog*dvvbm horizontal line with increasing speed.
choices could represent the signs of the velocity and of the acceleration for the object to achieve this motion?

  11.14: A car makes a trip in two vl 6mxxu) 3zc +pao dl55wn5l1*fugu/parts:
Part 1: it travels a distance of 800 m at a constant speed of 4.0 m/s.
Part 2: it travels a distance of 1200 m at a constant speed of 20.0 m/s.
What is the average speed of the car for the entire two-part trip?

  13.02:A small object is releal;q(- bv; h5rf,mvwt8l 7ggeq sed from rest and reaches the ground in a time of $2.50\;s$. Neglect air resistance. With what speed does the object reach the ground?

  13.03:A small object is released from rest and reachez7 +piq 6uffl.s the ground in a time of $2.50\;s$. Neglect air resistance. From what height above the ground was the object released?

  13.17: A position vs. time l 3hc25 rrk4eo *dixg9graph of a particle moving along a horizontal axis is shown. Whd2 oek4r rig*3x9c l5hat is the total distance traveled by the particle from t=0 to t=10s ?

  13.18: Which one of the following choices correctly identifieq372)dxz u klas all of the listed situations for which 3)u a2kqlzdx7there is a non-zero acceleration?
Situation I : A point object moves in a straight line with increasing speed.
Situation II : A point object moves in a circular path with constant speed.
Situation III: A point objects moves in a circular path with decreasing speed.

  13.32: An acceleration vs. time graph for an object moving alonsx igey/1(/oj ph( pr9g a line is shown. The object starts from rest(sij/9h r x(e/ opypg1 at time t=0 s. At what time(s) does the object attain a maximum displacement from its starting position?

  15.17: An object starts ad14vb/m dbl c.t the origin and its velocity along a line vs. time is graphed. Which one of the following choices best gives the proper interval(s) of time for which the object .m1 lcvb /d4bdis moving away from the origin?

  15.09: Two cars are moving to theg/cn8pimsl,fx (,dl 1 v*+ict right on a horizontal track, each with constant acceleration. At an instant of ti/lt,clgnd i pfi s18*x(,vc+mme, the information about the cars is shown:
Car #1: position = 125.0 m; velocity = 13.0 m/s; constant acceleration = $1.5\;m/s^2$
Car #2: position = 80.0 m; velocity = 9.30 m/s; constant acceleration = $5.5\;m/s^2$
During the next 1.0 second of motion, which one of the following choices best represents what happens to the distance between the cars?

  15.14: A particle has a position2k).s(cmdd tg c ;bt-em ;qx7j $x$, as a function of time $t$, given as $x(t) = -15 - 25t + 10t^2$. Which one of the following choices represents the magnitude of the particle’s acceleration? All quantities are expressed in base SI units.

  15.41: For the entirq0lszkkltt 5+ c +bz:cma3l(8e time shown in the graph, which one of the following choices correctly describes the relationship between the average speed ozamkkl5 c c0+t s3qzl8+bl(:tf the truck to that of the car?

  15.42: Which one of tk)j91g (uysj r8uun,n+u w3bx he following choices best describes the instants of time, at which the car and truck traveus3jjw+kn g,u1b r)y8u( nx9ul with the same speed?

  17.30: Two cars P and Q, each start fro0voszi3g sx9z b4n61s m rest at the origin and will move along the x-axis. The acceleration vs. time graph for each car is shown. Which one of the following choices correctly identifies the relationship for both the spes96 z4ozvg0n ss 1ib3xeds $v$ and the positions $x$ of the cars at time T?

  16.02: The position vs. tim:dobl e o7ju d.ve4t(qe+p(v.e graph of an object moving on a horizontal line is shown. At what time(soe4 e jqv(dop.d :u+ elv.bt(7) is the object moving with its greatest speed?

  17.08: A mass moves along the x-axis following the position vs. time grapv sc jbf*gu:z4x 7u62nh provided. During what time interval(s) does the *nusz 4j6uv x7 :2cbgfmass have zero acceleration?