10.10: A particle travels at a constant speed around a circular pathr*qqc-b /3/wxgul g *x 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 particular nxfa ,x,gvojf1vkgde ( ;)5o.direction is (xeg1ad, fgf5.oon,v j)vkx;called

  12.29: A vehicle completes one lap around a circular track at an averagein q+36khynd , speed of 50 m/s and then completes a second lap at an average speed of 3n6 khid n,yq+$V$. 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 1.0 s at the constant velocitv(tzos b)mmax1 b8 y -8t1-jnty. If it continues, how far wizb tm 1tj-)n b1t8x 8-(svyamoll it travel in 3.0 s?

  05.34: A 40-kg boy is stationary on a 30-kg plank that is sliding at 5.b-o uk/67vsiu6f ezk/ 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 the plank relative to the pond 766vob i/ekuzfs/- ku now?

  97.18: A motorist travels 400 km at 80thxi 8ms86rb)q+;h fff9 2d xn km/h and 400 km at 100 km/h. What is the average speed of thehbnxh8fd )682 rxfi ;m+qf9ts motorist on this trip?

  97.20: This question refe;(yu cfm q5a6 rgodui:*o.,jkrs to the motion of a toy car traveling along the x-axis. The graph shown below ao .q*r;6j ,uif: gy5d um(okcis 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 toj-cxg2cd*vl- hn w2 m tv0h5n/y car traveling along the x-axis. The graph shown below is a plot of the car’s velocity in the x directio2dn0ntwcxc*v- mhg-hv/ j l25n, $v_x$ versus time $t$.What was the acceleration at 33 s?

  97.22: This question refers to th4l0f k5gyqcm07s5xx ne motion of a toy car traveling along the x-axis. The graph shown below is a plot of the car’s velocity in t545 lfs0mcq7xnx0g ykhe 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:vhy 9txytte)4/i 6mf of a duck flying due south for tmtext4v9 yhit6y f/ :)he winter. At what point did the duck stop its forward motion?

  99.17: This question refer ; z1c2p)tnl13bk qkoe to the diagram below which shows the position and elapsed time of a car starting from rest and uniformly accelerating in a strkc3pl) no11bk2 z qte;aight line. What was the average velocity of the car during the third second?

  99.18: This question refer to tgi9 :gazd .go3 hukg*-he diagram below which shows the position and elapsed tim.gio:9g3 -kudgazg* h e of a car starting from rest and uniformly accelerating in a straight line. The average acceleration during the entire 3 second interval is closest to

  99.20: What is the shmy ffnmf(q,mew82 /;nape of the velocity time graph for an object with the position time graph shown in the ,fn eqm(/2;f8wynm mfdiagram at right?

  00.28: The following question refer to the following information. An ideal efu:j q.-9wdwdlastic rubber ball is dropped from a height of about 2 me uq.dw:-f9wd jters, 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 the 5*8 b(t,cmuavj nlr(hg +fbn(following information. An ideal elastic rubber ball ih5ln b8nv(cug(ft a ,+rmj *(bs dropped from 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 ze,w3,g./vd 8etsw 0ypmf xe*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 t2 h6 -6ukvtwifhe 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.
During which time interval would cars #2 and #3 be moving at the same average speed?

  01.02: The question refers to th5/g b sc s:j dt(yy:oui*2bs(pe 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.
About what position after $t_0$ would car #1 and car #2 have been side by side?

  01.03: The question refers to the foqxk wp9oe95(pz/dl*e 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.
Which of the three cars had the greatest average speed during these 5 seconds?

  01.04: The question refers to the following scenario: At e;pnq m lk3: /dpalo*fu0i+2z$t_0$, 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 table t+m/ qxmsru eq;l s8q7g5re*;qop and off the table edge. Which of the following would best represent a graph of the maes; *qme5+m7/ uq 8gqrrqlx;s gnitude of the ball's acceleration vs time?

  02.01: The graph represents the relationship between distanci avq;r/,vtu+e and time for an object that is moving along a straight line. What is the instantaneous speed of the object at t = 5.0 secui/v tr, +vqa;onds?

  02.02: The graph represents the relationship between distance and time for t* s(mazb d5zfar*.9(5gjbxoan objec*t oaf9b5z rg((xjbz sdma.5* t that is moving along a straight line. Between what times did the object have a non-zero acceleration?

  10.07: A small object is thrown straight downward on Earth with an initiq )l1vpr 4g)jjal speed of 12.0 m/v 1l pj))4jgqrs 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 start-z*5-3-*u2ub nbvnrezd xmb0 h, mz khing from rest and uniformly accelerating across the floor. The time and distance traveled from the start are shown in th- **ruz,m3 -hnv5ezxdkhz2b0m bn-bue 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 jk*:gvk;j udx65 u)yiand uniformly accelerating across the floor. The time ;juxy)v5i :kd6 gku*jand 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 represe el4be//vd 6ou qm,x2dnts a toy car starting from rest and uniformly accelerating across the flobm 4//x6 eeuvlqd2o,dor. 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 acceleratr 04 qo7/tfg*di cxe xe5p+f-ding ball. The position of the ball each second is indicated.f*pt xe x+dr5g7q/ ecoidf 0-4
What is the average speed of the ball between 3 and 4 seconds?

  04.09: The diagram shows a uniformly acceleratingw 1aed:solp3 ;(gfo;o :s1c np ball. The position of the balld(lnp o;3os1ce1ags :f o;w:p each second is indicated.
Which of the following is closest to the acceleration of the ball?

  02.17: The motion of a circus clown on a ubs n* hytpb17hz9) 9e 4tbty jv/rlg01nicycle moving in a straight line is shown in the graph below. tte 4vbr9 b/nl g)1jyhh*bsypt0z179
What would be the acceleration of the clown at 5 s?

  02.18: The motion of a circus clown on a unicy8normrb+q8 j0*k krwt.20a tf cle moving in a straight line is show.r+qob r8mk2jnk t*ta 8w0fr 0n 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 k8v. ;qzd ucz*surface of the earth

  03.11: The accompanying grae/rg66,c+ m sae vwms2ph describes the motion of a marble on a table top for 10 seconds. For which tim6rec+,mesvwg a6/2sme interval(s) did the marble have a negative velocity?

  03.12: The accompanying graph describes the -rn rferyabco9oe l7.f8+6.b motion of a marble on a table top for 10 seconds. For which time intbef .a6-r 8o+b9rcle.ny7fr oerval(s) did the marble have a positive acceleration?

  03.13: The accompanying graph describes the motion of a marble canq0; by0ff -on a table top for ; nb0qf afcy-010 seconds. What is the marbles average acceleration between t = 3.3 s and t = 3.8 s

  03.20: A car accelerates uniformly from rek s rglae-p114 sa1m-est 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 dhfx::qz, 2/gkzfdh 1with a speed 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 gra9q :haqsihza,v-s 8y, p 2 ;hd:+tvychphs could correctly represent the motion of an object moving with a constant speed iq9v ahhqsaysi c: zpt+ 2d;8 ,-v:,hyhn a straight line?

  03.24:The accompanying graph describes the tixodn85)e:-)km1.s xh u5h msoq p2i motion of a toy car across the floor for 10 s dixm5 p-koi s5q oth:8 n.)2uxh1sm)eeconds. What is the acceleration of the toy car at t = 4 s?

  03.25:The accompanying graph deq529c1kmaip q scribes the motion of a toy car across the floor for 10 seconds. Whkcim5a 2 9pq1qat was the total displacement of the toy car for the entire 10 second interval shown?

  03.26:The accompanying graph describes the mb q.+bmv v*a)totion of a toy car across the floor for 10 seconds. At what times or time intervals mus+b .qm vbvat)*t the net force on the toy car be zero?

  16.03: A car accelerates uniformly from 0 km/hr to 60 km/hr in 4.50 s. Wh;l7vn -l0vp l:bp pwb,ich one of the followingl;p l-b n,0wpv 7pv:lb choices best represents the acceleration of the car?

  06.07: A car has the velocity versus time curve shown. /;rwssyo 8 fw tkha(85j.at;qWhich of the following statements regarding its motion is NOq 8 a .s5;wory 8w(thkjtsa;/fT CORRECT?

  07.17: A toy car moves along the x-axis according to th 1fcar2b r7v/x,en+uyn84 mcve velocity versus time curve shown to the right. When does the car h+ mrc,/18a2c yrfeu4bx vnv7 nave zero acceleration?

  06.22: During an interval of timewc a; m /jo:;wqwh2,cshmq cstbj-,1; , a tennis ball is moved so that the angle between the velocity and the acceleration of the ball is kept at a constant 120 degree. Which sta,qjw /a s-mqoj1;c cchm2w; ,:bw h;sttement is true about the tennis ball during this interval of time?

  07.03: Two automobiles are 150 kilometers apart andnw ;qa3o77 xjn traveling toward each other.x ;n3awj7q no7
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 acceleration is positivedn u.:7 *aonavfj s(k4 and increanjvo 4u7a:kdas( . nf*sing

  07.12: The definition of average veloci 1pz qyfzvg8(l7.rgsh-mhb; ; ty is

  16.18: For any motion in two dimensions, which one of the following choices id/k:b5 tnpyy ig b r*bp/bsm18/entifies quantities that must have *i5b/1/s kny bb/trpy8bp:m gthe same direction?

  09.17: A toy car movlti8 r+yuh3jgk4 3fy5lq w1.bes $3.0\;m$ 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-time,o -+1e (sx-mvji.vrsa $y\;vs\;t$, 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 7f-d0fl6rgwew9 vz0*hgslh ays; )e 1along a one-dimensional track for total time T in two par7flh*lz-w 1y d)hv sfgs0e 9 e;g6aw0rts.
• 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 a car on a st+v1eaj blybrd -8h: 7nraight track is shown in the diagram. The thick line re-nrbd ej1hl7+: bayv8 presents 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 car on a straight track qx+,tdsdj (g/ y 74jagis shown in the diagram. The thick a/ j,x7gdts+ jd(qg4y line represents the velocity. 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 motion of an object given by the posinc; 2g( c*.zyq0cy,mlcf;rp dtion vs. time graph shown. For what time(s) is the speeg cc20lcny;mfq(*rd y., z;pc d of the object greatest?

  10.11: Consider the motion of an object given by the velocity vs. time graph smjf p*lx0ez)pr2 x/c/hown. For which time(s) is the rfp /j/l 2c0x m)zpe*xacceleration of the object equal to 0?

  10.24: By computing the area under the acceleration vs. ti+4 gvr(cpkw9 0)nxn nome graph for a fixed time interval of an object’s motion, what quantity has been determined for thato9 pn)x4+vnkg c0wrn( object?

  11.08: An object moves along a horizontal line with increasi0bi282j) tl6 eq;t bxno0y foing 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 trips b;+dxay dfcpgu *a*.5n5pd ms- ()am .d5nhs in two 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 releasgrw 0csb,+n f6 d(ze1df.ofn*ed 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 i()+rqebl1hnz cr zk48 s released from 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 horizonts k.l(2(rhx lkal axis is showk2 sl l(rxk(h.n. What is the total distance traveled by the particle from t=0 to t=10s ?

  13.18: Which one of the following choices correctjl(dtayd4og h7.-o02gsq xs)9hveu -ly identifies all of the listed situations for which there is a non-zo.h4 q xv 9atyselg-g70jh(d) - 2soduero 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 along a line is showce *qp4 xoq-pr d*9sg-n. The object starts from rest at time t=0 s. At what time(s) does the object attain a maximum displacement from its starting p9rcs-4 pgepq* -* oxqdosition?

  15.17: An object starts at m;3g :de ,j zvpm(c)dothe 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 vo z ,pdjmce (;d3mg:)for which the object is moving away from the origin?

  15.09: Two cars are moving to the right on a horizontal track, each with nr*zqh-n9dj 9h4 (rkkconstant acceleration. At an instant of time, the informa*n kr9-4hdn q9k rzj(htion 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 4trc5 yae mjuzk) +7;ya 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 choicewg.kl4lt (nxs 9 ml;c9s correctly describes the relationship between the average speed of the truck to that of the cn xk49 l(;l tc.smlwg9ar?

  15.42: Which one of the following choices best describes the instants of time, mx,dzs33px+k at which the car and truck travel with the k,dxp+xmz 33 ssame speed?

  17.30: Two cars P and Q, each start from rest at the origin and wilbd5)e 9msovq- l 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 -o9dqevbm s)5the speeds $v$ and the positions $x$ of the cars at time T?

  16.02: The position vserg x-33 tj 6()y:kb; lvokvls. time graph of an object moving on a horizontal line is shown. At what time(s) is t yobr3l-ev: k);x6v tsg(j3 klhe object moving with its greatest speed?

  17.08: A mass moves along the x-axis following the position vs. time graph p5l . b3qex0qxrtb,)ur 9n-av lrovided. During what time i09nx) xab qqbl-t53r.vure, l nterval(s) does the mass have zero acceleration?