10.10: A particle travels at a constant speed around a circugu5r8g3pie e7 mp5i l)lar 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 .6/14idk6fqq irux ug distance per unit time without reference to a particular directio6 kurqg.xfu 4d/ii1 q6n is called

  12.29: A vehicle completes one lap around a circular traci prukgf ;ky6g1b2;l;k at an average speed of 50 m/s and then completes a second lap at an avera 1yr;ufkgg6; lpib2k;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 in 1.0 s at the constant velocitxo2qx wl*jw678yk li8y. If it continues, how far w82 7xwxk liq 6wol*j8yill it travel in 3.0 s?

  05.34: A 40-kg boy is stationary on a 30do a(4yr/umv8i*jf b0-kg plank that is 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 the plank rear8fo /ji*d4yvm0b u( lative to the pond now?

  97.18: A motorist travels .83u+xt dmeedoj i /c1400 km at 80 km/h and 400 km at 100 km/h. What is the avd /t1 .ocemjideux83 +erage speed of the motorist on this trip?

  97.20: This question refers to the motion of a toy car traveling a (8n*z,n (prp3sy39 f(q /ptzexmccn3sx dpe1 long the x-axis. The gree(,m3cpspn8 qcprf*1n 3 s9xntz 3d(/ (xzp yaph 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 toy car travelinhek7e8cw 7i ;+w5wwvlg along the x-axis. The graph shown below is a plot of the car’s velocityl wck+i;ehw7 v w58e7w in the x direction, $v_x$ versus time $t$.What was the acceleration at 33 s?

  97.22: This question refers ti k:m8w: sd9kvo the motion of a toy car traveling along the x-axis. The graph shown below is a plot of the car’s velocity in the w: v:k8d9im ksx 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 of a duc13btz5gm 5)twpp 9 qwvk flying due south for the winter. At what point did the duck stop its forwm wbw9tq)pgvz3155pt ard motion?

  99.17: This question refer to the diagram below which shows the positgrfrv9 f (hkq/km 5vl u,r+7or7*kb8 oion and elapsed time of a car starting from rest and uniformly accelerak9rlk,g7*vrmqrfok+b hf8 /vro 7 u 5(ting in a straight line. What was the average velocity of the car during the third second?

  99.18: This question refer to the diagram below whiy:6eh e e8l(fvqr7jq-po qu:.ch shows the position and elapsed time 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 :7r.e he6ly vj:equf8(o-qp q

  99.20: What is the shape of the velocity time graph for an ohu6zljg49 wu 0 )+skmnbject with the position time graph showz4gl6 +w)9jm0ksnuu hn in the diagram at right?

  00.28: The following question refrx9t:een6r6ue pe87up m11m f) p; hmger to the following information. An ideal elastic rubber ball is dropped from a height of about 2 meters, hit :gp;76eh1t 6emmf ern8xu9)upe1rp ms 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.ihgm7v sd:vrpi,1u)8 7rhg f refer to the following information. An ideal elastic rubber ball is dropped from a height of about 2 meters, hits the floor and rr).f871 digh:spv,ihv u gm7rebounds to its original height.
Which of the following would best represent acceleration versus time for the bouncing ball?

  00.39: If a boat can tru b5ce4j q(kq6avel 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 scepx5 v(gh 0fzy0godj.0eam1y0 nario: 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 scts9.ds2huu+q hs ut::enario: 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 followwt c-vkj9*j d/ing 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 scenarqi*,wgt7dj0 of fl44yg olfh - 3rid9/io: 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,:/pu z)kqujnv cp,:+mi6e k04tn;jua across a horizontal table top and off the table edge. Which of the fo u0:e jujp/,a+n v)k6mu4:ktzcp ;nqillowing would best represent a graph of the magnitude of the ball's acceleration vs time?

  02.01: The graph represents the relationship between distance and.g8a1 acp8 c8 dq fmsq.w;lkr3e8q 4al time for an object that is moving along a straight line. What is the instantaneous speed of the object a a41aqswc8 3cmqgqa;d8 .lk 8pl8r.eft t = 5.0 seconds?

  02.02: The graph represents the41xn vk- nzbyv* n-7sl relationship between distance and time for an object that is movi xvz*nl -nn7v-ys14kb ng along a straight line. Between what times did the object have a non-zero acceleration?

  10.07: A small object is tz)/ 7bi i6yiie(t pmgic 7v55(ysfa;ihrown straight downward on Earth with an initial speed of 12.0 m/s from a position 10.0 m above the ground. Ignori; pgz i(7ibv a6 (sy/tm eiif)i575icyng air resistance, the speed of the object when it reaches the ground is

  02.11: The diagram below represents a toy car starting from rest and uni/kd-ta94ix(cakoj 5 gformly accelerating across the floor. The time and distance traveled from the start are show-jdik5k/ag4ox tc a(9n in the diagram.
What was the average speed of the cart between 0.1 seconds and 0.3 seconds?

  02.12: The diagram below rs nizs snrylhi8x32 2,( 9wvx(epresents a toy car starting from rest and uniformly accelerating ac r, s2nw(z y(9ii 3l8vsxhx2snross the floor. 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 rest and unif 16tdfr7(w kwzhnj;w 2ormly accelerating across the fltw( wwdr7z6 ;f 12njkhoor. 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 acce;isrymf3m7: jq ;xzy/lerating ball. The position of the ball3q:y yf/mm i;x 7jzsr; each second is indicated.
What is the average speed of the ball between 3 and 4 seconds?

  04.09: The diagram s nxlqa33dm34t q.d 8nfhows a uniformly accelerating ball. The position of the ball each dn4lx t .33qmqnfd83asecond 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 movif:;h /g5m vpotng in a straight line is shown in the graphgmof :vt;/5ph below.
What would be the acceleration of the clown at 5 s?

  02.18: The motion of a circus cqsgkt 5ou4a. su/ +5kclown on a unicycle moving in a straight line is shown in the graph.55qg s/oukt k+u4a cs below.
After 12 seconds, how far is the clown from her original starting point?

  03.04: When an object falls freely,:sp8 j9jbsqn0(d gdf in a vacuum near the surface of the earth

  03.11: The accompanying graph describes the motion of a marzvqce *ysk8* lsgj t f8je3 ,v:1*cc/xble on a table top for 10 seconds. For which time interval(s)f cgqst,:18c8 ** eylvj/jk * xczev3s did the marble have a negative velocity?

  03.12: The accompanying gr:5vo4mfl k9nt1p +t axaph describes the motion of a marble on a table top for 10 seconds. For which time interval(sm9o:t a4v1l fpnk5x+t ) did the marble have a positive acceleration?

  03.13: The accompanying graph desy /eyzk:heepleqv g2 .4 7m,a:cribes the motion of a marble on a table top for 10 seconds. What is the marbles average acceleration between t = 3.3 s and t = 3,7gmevy y:2e ./p zhq a4l:eke.8 s

  03.20: A car accelerates uniformlye,bg6 4:uy zkx from rest 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 downwahhy/4bl t-. cw 9bi)iard with 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 graphs could correctly represen2za8quf rlp 9hk4rr jcg8y1) 6t the motion of an object moving with a constant speed 8j za fc6g r4y1hurr8k9l2) qpin a straight line?

  03.24:The accompanying gsp b6iu;nv9po8s5 c+ graph describes the motion of a toy car across the floor for 10 seconds. What is the acceleration of the toy car at t = 4 s? ip gps8;n6v s9cu 5bo+

  03.25:The accompanying graph describes the motion of a toy carl qv( 7bw8qyga48gt8j across the floor for 10 seconds. What wa(jwagyt4l8q 88 7vqg bs the total displacement of the toy car for the entire 10 second interval shown?

  03.26:The accompanying graph describes the motion of a toy car across the fl6m gfd6ct4gl9em- z 5ooor for 10 seconds. At what times or time intervals must the net force on the toy car be zero?cmodl 4m- 6ft5z6g g9e

  16.03: A car accelerates uniformly from 0 km/hr to 60 km/knwa;15qpn ba:0jj - ohr in 4.50 s. Which one of the following choices best represents the acceleratio0b;-w1qaa n:j 5nkpjon of the car?

  06.07: A car has the velocity versus time curve s 2 )eh-+5caxqg2pwlqqem)cs:hown. Which of the following statements regarding its motion is NOT Cq l c)2p2eh-w aqgc5emx: )q+sORRECT?

  07.17: A toy car moves along the x-axis d0;zk7s3ij 8* codosdaccording to the velocity versus time curve shown to the right. When does the i * 80jzdscs3odo7;d kcar have zero acceleration?

  06.22: During an interval of time, a tennis ball is moved so that the angll.clh1zg9 .)f wsk 7:zpcp9age between the velocity and the acceleration of the bhpfl.: 9.zlc 1zgcsk9a)wg p7all is kept at a constant 120 degree. Which statement is true about the tennis ball during this interval of time?

  07.03: Two automobiles are 150 kilometers aparth,fczj 2ocmlog)4 0 :w and traveling toward each other.flcgh4o co2m:0w)j, z
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 acsgtkp8eyh + n-59k0dpceleration is positive and increaty8 9ekks ng0phpd-5+ sing

  07.12: The definition of average velocity m(ud11+ll /nkyi0 mne is

  16.18: For any motion in two dimensi2 s-e0 ,l5. lvlp*gg)uevfvsb ons, which one of the following choices identifies qv-v.s,uvsgb lp g)2e05f le *luantities that must have the same direction?

  09.17: A toy car moves e4zegmob :b9d.:,hi j $3.0\;m$ 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,bae 9*6uk9xj g $y\;vs\;t$, 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 rigcucb8hq( -b7hht along a one-dimensional track for total time T in q b-ch(7u b8chtwo parts.
• 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 off nrfq6tqs02:) )xi rc a car on a straight track is shown inrrf2 tscn)0fq xq ):6i the diagram. 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. time6nnbhf9sy 9- ,5 bnoyu graph for the motion of a car on a straight track is shown in the diagram. The thick line represents the ve9,y6onnuyh fb5n9b s-locity. 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 position vs. tim4 de5chs pz1di)ib;f vk5 r.swis /2m;e graph shown. For what time(s) c;e5 ds/4 ii.kv1 sdri) 5zwbm2 ;hspfis the speed of the object greatest?

  10.11: Consider the motion of an object83iqbjk4un2 c z1,gk1db5tx x given by the velocity vs. time graph shown. For which time1,kzg2qbx 5un i3 1k4cbx 8jdt(s) is the acceleration of the object equal to 0?

  10.24: By computing the area under the acceleration vs. time gi leys,hbw 183raph for a fixed time interval of an object’s motion, what quy,38 1iehlbsw antity has been determined for that object?

  11.08: An object moves along a horizontal line with increasing- la)u(s y,g vhfk9x4cav90cs 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 th3 ,uj0qiar: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 released fr8bj tub0t4r1v +nu sf0om 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 reaches the groundn 66uyisu6gw: 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 g,/hq-c,uw -eut;j 3;m 2bs.gibp xdcvraph of a particle moving along a horizontal axis is shown. What is the total distance traveled by the particle fr;-gtdp,c mvx ew .3q-ib/j,bcuuh2; som t=0 to t=10s ?

  13.18: Which one of the following choices co2bec 7h3nx9 ua 3/fijk31j sifrrectly identifies all of the listed situations a2n ij9b euf3ck1 j3s3/hxi7 ffor which there 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 ai*yi mt8xdr3. n object moving along a line is shown. The object starts from rest at time t=0 s. At what time(s) does t id*3x.myi 8trhe object attain a maximum displacement from its starting position?

  15.17: An object starts at the origin and its z st5 lce-ne ik kxkv-/05b:ykm*yv7+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 is moving away from the origin?x kt -ekv/kck5i5:le*smnzy0+7-bv y

  15.09: Two cars are moving to the right on a horizontal track,:w5b8d7ue xl4f oxk)s each with constant acceleration. At an instant of time, the information abouxf8x7e4 du5lb: s)ow kt 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 posi s cs4flau0, 4bljxp3 n2vg+k4pko5u*tion $x$, 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 followi57 c jeg-/lhpcng choices correctly describes the relationship between the average speed of the truck to th /ec-ljg 75hpcat of the car?

  15.42: Which one of the following choices best describes t g 8i4g-rq0ynijhdn8 5he instants of time, at which the car and truck tra05i4 g-nhd88rn qgijyvel with the same speed?

  17.30: Two cars P and Q, each start from rest at t u4,g8 efgf 6jpr)n.sfhe origin and will move along the x-axis. The accelera geus6f pf,4.fj)8gnrtion vs. time graph for each car is shown. Which one of the following 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 object moving on a horizonp;;fl cxc.2nmt9 ;pjvtal line is shown. At what time(s) is the object moving with its grv.mj2p;c pt; ;fnc9x leatest speed?

  17.08: A mass moves along the x-axis following the position vs. time graph po m0y8+,qn j3m4o)ihxbtzq )drovided. During what time intervaqhxtqdoo+m ,bj8y 3 4i zm))n0l(s) does the mass have zero acceleration?