10.10: A particle travels at a constantg.x 6xn+ul:nw t lz51p speed around a circular 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 reference to a parti07p yqvdfet8f0v;r 4ecular directifer4p80 e70fqdvy ;vt on is called

  12.29: A vehicle completes one lap around a circular track at an ac ie0aa(q0qa+2 f-2tprge )fi verage speed of 50 m/s and then completes a second-) 0iaf qp 2g0q2cr+e(te aaif lap at an average 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 in 1e bu-:ct(usc1g6t3 b d.0 s at the constant velocity. If it continues, h:3t6et b1 cbd-g us(cuow far will it travel in 3.0 s?

  05.34: A 40-kg boy is stationary on a 30-kg plank that islteo m,a// crs cw7,jgq.g/d ( sliding at 5.00 m/s to the right across a frictionless pond. The boy then turns and starts walking on the plank at a rate of 4.00 m/s to the left, relative to the plank. What is the speed of ,tewo s q grg,a jd/l./c7c(m/the plank relative to the pond now?

  97.18: A motorist travels 400 km at 80 km/h and 400 km at 100 k;qiw5w cqi 2;dm/h. What is the average speed ;iqiw;cq5d2 wof the motorist on this trip?

  97.20: This question refers to the -x8 u.zt+ n: mib7zi.kain vmo6 -7eawmotion of a toy car traveling along the x-axis. The graa:- 78 6zi7wemoi-n kbnxmt.uaz vi+.ph shown below is a plot of the car’s velocity in the 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 tosj:pol)8s i1n6w j 8mxy car traveling along the x-axis. The graph shown below is a plot of the car’s velocity in the1nix 8jw8s pjl)s6 :om x direction, $v_x$ versus time $t$.What was the acceleration at 33 s?

  97.22: This question refers to the motion of a toy car traveling along the). ddcz gib4(p x-axis. The graph shown below is a.z d4 d(bigpc) plot of the car’s velocity in the x direction, $v_x$ versus time $t$.
How far did the car travel during the first 15 seconds?

  99.15: Given the graph of the velocity vs. time ofxsdb3ngx7 - 6u26pjsx a duck flying due south for the winter. At what point did the duck stop it6u g s6x37dpbj-n2xsxs forward motion?

  99.17: This question refer to the diagram bd 3/yayadu2 0v fi(jd9elow which shows the position and elapsed time of a car starting from rest and uniformly accelerating in a straight line. What was the average velocity of the car during the third second?y(v3u/ yd fdd9a2 0jai

  99.18: This question refer to the diagram below which shokh+q6ykg2:(rvfiw 1a ws the position and elapsed time of a car starting from rest and unrhv i1f2( kk6+awqg:yiformly accelerating in a straight line. The average acceleration during the entire 3 second interval is closest to

  99.20: What is the shape of the velocity time graph for an :p jupfhi y9a ,1im)x5object with the position time graph shown in the diai yx) 59p1jami:hfu p,gram at right?

  00.28: The following question refer to the followieb+tsif.v,z.j 6 e0n rng information. An ideal elastic rubber ball is dropped from a height of about 2 mevn.j+ 6e f,r0zetibs. ters, 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 refer to yej dxam ag/3z1 g05f9the following information. An ideal elastic rubber ball is dropped from a height of about 2 meters, hits j3 a /d9y0e5z xfagmg1the 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 lv),pbhif* a,with a speed of $v$ in still water, which of the following trips will take the least amount of time.

  01.01: The question refers to the following scenario:mqp(+o/ztvx1s -zqs(nn0j z jup +avw4.c-2y 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 following scenario: At5f,ffui w*j)9 qig u6c $t_0$, 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 refm5 ):n8sakxmoers to the following 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.
Which of the three cars had the greatest average speed during these 5 seconds?

  01.04: The question refers to t, ebn gsily(+ md9r*n-he following 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.
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 *d9. yeq /v(7voa/o:u t dqsjrhorizontal table top and off the table edge. Which of the following would best represent o*r:.a 9 y7/ovu/d(evtqsqd j a graph of the magnitude of the ball's acceleration vs time?

  02.01: The graph represents the relation o xr3.6t4m(y *yeqkznship between distance and time for an ob3nek*y(.6zyort qx4m ject that is moving along a 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 for an ozrtkf (t90v*klp0uv h3 kw0x /bject that is rwkp3x09f0*/kkvhtl( tuvz 0 moving along a straight line. Between what times did the object have a non-zero acceleration?

  10.07: A small object is thro7vzv1zeg *ymi kuep 0m:41q2t wn straight downward on Earth with an initial speed of 12.0 m/s from a position 10.0 m above the ground. Ignoring air resistance, the speed of the object when it reaches the grom4t zqv1u0z17g 2mvy*: ikeepund is

  02.11: The diagram below represents a toy car b unc5b0+j:ti starting from rest and uniformly accelerating a0+ ni: jbbcut5cross the floor. The time and distance traveled from the start are shown in the diagram.
What was the average speed of the cart between 0.1 seconds and 0.3 seconds?

  02.12: The diagram below represents a toy car starting from rest and uni6xlo5vs )ytd+ formly accelerating across the floor. The time and t+)x6o slvy5 ddistance 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 belty-dn50w :.p nubg7qkmb*q4h ow represents a toy car starting from rest and uniformly acceleratuy50nb q7:ktb pd- q.4hngw m*ing across the floor. The time and distance traveled 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 shows a uniformly accelerating ball. The position of tn6 *9bb2lc jdjhe ball each second is indicatej6b b *ncld9j2d.
What is the average speed of the ball between 3 and 4 seconds?

  04.09: The diagram shows a uniformly accenow m/00ow 6e9 7oapptlerating ball. The position of the ball each s atm oo0p796pw0ne wo/econd is indicated.
Which of the following is closest to the acceleration of the ball?

  02.17: The motion of a circus clown on a unicycle moving in a straight liu) zwv6t vs2)fne is shown in t vs )tvfu2w)6zhe graph below.
What would be the acceleration of the clown at 5 s?

  02.18: The motion of a circus c3hi2mk e28ebs lown on a unicycle moving in a straight line is shown e 38be2i2hs kmin the graph below.
After 12 seconds, how far is the clown from her original starting point?

  03.04: When an object falls freely in vj*j,a/h w:p/8nksx ta vacuum near the surface of the earth

  03.11: The accompanyf8 t 97 zpg7posvul;d(ing graph describes the motion of a marble on a table top for 10 seconds. For whicftd9 gp l7 s8u(p;z7voh time interval(s) did the marble have a negative velocity?

  03.12: The accompanying graph describes the motion of a marble on a table top fo2uhoa vqy:p (du b9w+5r 10 seconds. For which time interval(s) did the marble have a positive acceleration?9udw+ (ya5 b 2hqvup:o

  03.13: The accompanying graph describes the motion of a marble on a table t)e vfq1s: bdtq /wdk,/y44kp kop for 10 secdpkfq s1e:qk/ kdvt) ,/w y44bonds. What is the marbles average acceleration between t = 3.3 s and t = 3.8 s

  03.20: A car accelerates uniformly from rest t/ gesx1kdg9)* 0xde 5ndh*ye for a time 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 speedtpxk 5-5hs6zfoo8 r 7ct6 a3y.guixw f6uc*x4 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 correctly represent the k-qpctg(l a0kg kxh )z zs1qb ,kh37.d .l;w-emotion of an object moving with a constant speed in a straight (ckkhz3kke -s )gl zagp7b,dlh. t;-1.q xw0qline?

  03.24:The accompanying graph describes the mot/+9wyb.qz k. 9tqbd(icz,krvion of a toy car across the floor for 10 seconds. Whb ( d+c99k /iw.z.,vrqzbkytqat is the acceleration of the toy car at t = 4 s?

  03.25:The accompanying graph describes the motion of a to 4sb3 ukdf,8ecee31r ny car across the floor for4b,n sd3u 3frek8 ec1e 10 seconds. What was the total displacement of the toy car for the entire 10 second interval shown?

  03.26:The accompanying graph describes the motion of a rawx2/u2gqwmq2s 64n toy car across the floor for 10 seconds. At what swmqxq6422n/raugw 2 times or time intervals must the net force on the toy car be zero?

  16.03: A car accelerates k n.g)63wz)0gvj- rm zkvbpi1 uniformly from 0 km/hr to 60 km/hr in 4.50 s. Which one of the follok3)mbznv-r)k jgi 6vg.z wp10wing choices best represents the acceleration of the car?

  06.07: A car has the velocity versus time curve shown. Which of the followi 3pcanfho8cfnn+;jj* g l5q -8ng statements r;c8l 3 +nhon an5* gjf-jcqf8pegarding its motion is NOT CORRECT?

  07.17: A toy car moves along the x-ax v0 u)amirkv1s cid12.is according to the velocity versus time curve shown to the right. When does the car)1 m r1 2u0dci.ikvasv have zero acceleration?

  06.22: During an interval ovukb6 jylqc i55f2(hj8 cx+e2f time, a tennis ball is moved so that the angle between the velocity and the acceleration of the ball i8ebcky(vj5q+h x62c 5 2fijlus kept at a constant 120 degree. Which statement is true about the tennis ball during this interval of time?

  07.03: Two automobiles are 1l hoalv/cjtu: zkz,t)t otp,v;+ -5-hg5/qvn50 kilometers apart and traveling toward each other.tphq5c,ovhlz5a-tg+v ;vut/jk:o- n/ t z),l
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 the accefxn +ea)a nvvan(l jj-*ht,,3leration is positive and increxantn, vj a)hna *e,-f(vjl 3+asing

  07.12: The definition of average velkwwh)m)n:kr 3 ocity is

  16.18: For any motion in two dimenxscam(t:1- ;,k lmaqvp 0cil5sions, which one of the following choices identifies quant(sa5;,mv pim-c0l1a:c qlxktities that must have the same direction?

  09.17: A toy car move2.,do rrcmykp 1i+,qgb(b;v 1vbn eb6s $3.0\;m$ 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-gc7dak7 f,0 )n-oxd :ym:zy zxtime, $y\;vs\;t$, 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 w6hf.rynfgt47 an q83one-dimensional track for total time T in two pargnnf r 4q.f6 7tayhw38ts.
• 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 motion of )1,4iz t c8xtzbiq*bba car on a straight track is shown in the diagram. The thick line represenxb)iczb zq 14tb8it* ,ts 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 +6tcgw,hc+w/tvgp *od/p c )8h; asdwgraph for the motion of a car on a straight track is shown in the diagram. The thick line represents the velocity. Assume that the car startgp,)v*hc t+wh8;d p6d+gcc wo/swa/t s at origin $x=0$. What is the average speed of the car for the 10 second interval?

  09.08: Consider the motion of an object give+v qy*ci*f21:lt vgy fj5x xq,n by the position vs. time graph shown. For what time(s) is the speed of the *25fyv,j+y*xvqfg qt :1lc xiobject greatest?

  10.11: Consider the mo5b 0 qexhzaleu* acs72v.(9q otion of an object given by the velocity vs. time graph shown. For which time(s) is the acceleration of the object equal toeb 0e 2.9ql a(oxvu 57cqhs*az 0?

  10.24: By computing the area under the acceleration vs. 91hhp od tq vf34ak;1ytime graph for a fixed time interval of an object’s motion, what quantity has been determined for that qt;p4da hkyvo11 hf9 3object?

  11.08: An object movev5di.:( k:5io xfpitns along a 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 pf3w2,i1(zpzs i0 kzeyd zd5(jxo fu 94-pn 2twarts:
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 released fro8r ly zyu l6.p5e0,l kdgm0td8ke,b1wm 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 f,z st(fmo+xx, vv*;xnrom rest and reaches 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 graph of a particle moving along a h3 sm24knslm r :eilc/4orizontal axis is shown. What is the total distance traveled by the particle fril34sc4n /ls2ke mrm: om t=0 to t=10s ?

  13.18: Which one of the following choices correct4 1ynffqo/pz8q* 6,1b ncsbw nly identifies all of the listed situations for which there is a non-zerby4qn,o n qfw/*cbpf168s 1 zno 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 j kqw ftz6hlc7n-uou.kl+n2xy9t/b 9+zpf. , an object moving along a line is shown. The object starts from rest at time t=0 s. At what time(s) does the object uzun7 9 zpnq.t.c w, jfo+ y9+x/f6klbt-2hklattain a maximum displacement from its starting position?

  15.17: An object starts at the origin and its velocitye6j fq6tv0;.r6*x fueqk a f1i along a line vs. time is graphed. Which one of the fo6fkuveqij ;qxafr f661.* et 0llowing choices best gives the proper interval(s) of time for which the object is moving away from the origin?

  15.09: Two cars are moving to the rightajs i( j,k mv (u,wjco;:f;xf8 on a horizontal track, each with constant acceleration. At an instant of time, the information about the cars i k8uji,ox j;w(mf: j(v;afc s,s 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 hasjok8fcs0 w9m+ a position $x$, 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 entire time shown in the graph, which one of the following choo6q / nbatnnw7tsj389krh3 8 dices correctly describes the relationship between thq3 adkn37r/obwn8 nj8 t sht69e average speed of the truck to that of the car?

  15.42: Which one of the following choices bf+jj1 nhwkm 1(est describes the instants of time, at which the car and truck travel wk wjjm+1h1n( fith the same speed?

  17.30: Two cars P and Q, each start from rest at the origin and wil16c,5ep jcm dll move along the x-axis. The acceleration vs. time graph for each car is shown. Which one of the following1pem6c5c dl,j choices correctly identifies the relationship for both the speeds $v$ and the positions $x$ of the cars at time T?

  16.02: The position vs. time graph of an objec7-b5h vgpnk(*7gghqb i,ip 4mt moving on a horizontal line is shown. Atqmhg5 bkp -7(*7igib v4ngp,h what time(s) is the object moving with its greatest speed?

  17.08: A mass moves along the x-ajja :xtv+*xaf+c: t v*xis following the position vs. time graph provided. During what time interval(s) does the mass have zero accel*axv x +jtaf*cj+v:t :eration?