10.10: A particle travels at a constant speed.34*oi6t qk:x kjoi rabd66;bop;ba e 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 vvtmgu (w50:evy64(td c-d c g2dl2y vparticular direction is cac t5lvd426gd(eycv:ywd0gt v2-u (m vlled

  12.29: A vehicle completes one lap ay7v u7/jo v8.nro-+mcj;kmq g round a circular track at an average speed of 50 m/s and then completes a second lap at an ave cur7nv o g78m+yqjv mj;/o.-krage 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 thb e.eki+dkm wu2a)-8a e constant velocity. If it continues, how far will it travel in 32ik.wauk+8meba d e -).0 s?

  05.34: A 40-kg boy is stationary on a 30-kg plank tlev1yxg*n(q 20or5 s* cccl) uhat 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 relative tornclcq* )21lsgyco*v( e0x5 u the pond now?

  97.18: A motorist travels .q9af:a0u kgx 400 km at 80 km/h and 400 km at 100 km/h. What is the average speed of9ka qgfu0.xa : the motorist on this trip?

  97.20: This question refers to the moytu rlq5k) )( p8nms;vtion of a toy car traveling along the x-axis. The graph shown below is a plot of the car’s velocity rt;mn() y vq8) puksl5in 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 traveling alongc 3-xpaj-o; rrmdaq. n13xtf7 the x-axis. The graph shown below is a plot of ;qcjn7f1xra oxm tp-3d.r-3 a the car’s velocity in the x direction, $v_x$ versus time $t$.What was the acceleration at 33 s?

  97.22: This question refers to tu4-wby) )7ob6alm,cfs (atwohe motion of a toy car traveling along the x-axis. The graph shown below is a plot of the car’ u6tsol-bcfo,am7aw)( 4 by) ws 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 veloc 6el;1(ii3;8nwdk2kvtfn foiity vs. time of a duck flying due south for the winter. At what point did the duck stli1(f;o68i; ni nd2ktw k3efvop its forward motion?

  99.17: This question refer to the diagram below which shows the 9i02 xvcro .i;kso 7jx7tff2wposition and elapsed time of a car starting from rest and uniformly accelerating in a straight line. What was the average veloctfjr;o70 iw 2v .f2si7xk 9xocity of the car during the third second?

  99.18: This question refer to the diagram below which shows 9ca hxa8jrifj:(-j f*8gw3 jq the position and elapsed time of a rq3ff 8jcj hwj -:*igjxa(a89car 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 shape of the velocity time graph for an object with siuf*y7(:o//x7cl zpa 4vr bdthe position time graph shown in thel * iz uv7:c/(xbsd rfpy74a/o diagram at right?

  00.28: The following question refer to the following inf/kg8 vvk lerpyx19j1; ormation. An ideal elastic rubber ball is dropped from a height of about 2 metersge/l ky;k981j1pr xvv, 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 follo-(up,uid8k-1y0 .tljjeqw d c wing information. An ideal elastic rubber ball is dropped from a height of about 2 meters, hits the floor and rebounds to its l 0e(jid8 j-d q,uyuk1wct p-.original height.
Which of the following would best represent acceleration versus time for the bouncing ball?

  00.39: If a boat can travel with5 ybd vc2hpwv/v(o0 3q 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 /uzx+yclo4 0 2c)krvw5neny 2 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 following :uig5ymty*qrn e0( u9v.:sy j q:mr-gscenario: 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 scenari211cfyy icua6a *k8mq o: 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 follo m;u jg0wo r2 i/7.,; ppv4x6pmyxxfqwwing 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, acro1ge e+.+hhu5wq7y lq7z7hqh pss a horizontal table top and off the table edge. Which of the following would best represent a graph of the .z7++e h 1yhp7hql7g quehq 5wmagnitude of the ball's acceleration vs time?

  02.01: The graph represents the relationship bv *r 1lc (uwhe+(/ke 6orxd;nnetween distance and time for an object that is moving along a straight line. What is the instandl( oxe1/+e*k6(u;ncr rhnwvtaneous speed of the object at t = 5.0 seconds?

  02.02: The graph represents the relationship betweeo8kiz+i s13f01ipk4l ;lbz co n distance and time for an object that is moving along a straight line. Between what times did the olosl+fzc;4 z3i0ik 8i1bk1pobject have a non-zero acceleration?

  10.07: A small object is tqcnf .9.6 avjjhrown 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 oqcn9. .a6vjjff the object when it reaches the ground is

  02.11: The diagram below represents a toy car starting from rest and uniformly a.wh c5juduibu :qq- 2f1;wx;bccelerating across the floor. The time and dis2 qi:bx;;5wdj1bw f.c uu-uqhtance 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 ;a8cus o,s*wr car starting from rest and uniformly accelerating across the floor. The time and distance traveled from the start are shown ws8ou sr* a,;cin the diagram.
What was the acceleration of the cart during the first 0.4 seconds?

  02.13: The diagram below represents a toy car stafa 1x byxqw :r0f5*zy,rting from rest and uniformly accelerating across the floor. The time and distance traveled from the start are shown,1f r*x:xywq0a5bfyz 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 the b(wh u7bfy5)uf all each second is indicated. 7(hwuuf5)byf
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 t 3dc+vkznb17ma 6j2hdlnya3chb 8 10rhe ball each secony10hdhzn3nba18cl2 7v c3 krbmjad+ 6 d 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 b ggz6d:+ oqq-line is shown in the graph belbozg g+-q:qd6 ow.
What would be the acceleration of the clown at 5 s?

  02.18: The motion of a circus clown on a unicycv7-j 4aln3otw le moving in a straight line is shown in the grw nva-t43lo 7japh below.
After 12 seconds, how far is the clown from her original starting point?

  03.04: When an object falfjlp+im7je49x*( ns xls freely in a vacuum near the surface of the earth

  03.11: The accompanying graph describes the motion of a marble on a tablicuxs3 :xu52 ye top for 10uy32c5x i x:su seconds. For which time interval(s) did the marble have a negative velocity?

  03.12: The accompanying grapo jysqgz,0*d:(t nga +h describes the motion of a marble on a table top for 10 seconds. For which time interval(syt0 n,sg:a+jd( oqg* z) did the marble have a positive acceleration?

  03.13: The accompanying graph describes the motion of a marble o9pqt)h1*h cqy n a table top for 10 secontqq9hyhc *1p) ds. What is the marbles average acceleration between t = 3.3 s and t = 3.8 s

  03.20: A car accelerates uniformly fabkokk 4, 4wv.rom 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 downward with a speedwnpt11l3q nzeul4; uxni3ee+(1vz/c 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 chkj*guu7 +cb z5o (oi4orrectly represent the motion of an object movingu 7z( bohc5k4ioj*+gu with a constant speed in a straight line?

  03.24:The accompanying graph describes the motion of a toy m0pfd9s2 n48qwy.,n6vt gw 5gg9jnz t(i qth6car across the floor for 10 secon yw jm0 htvni6 ,zdg(9snq4gf.6qg85t nwp 92tds. What is the acceleration of the toy car at t = 4 s?

  03.25:The accompanying graph describes the motion;b60 s jp.ucdf of a toy car across the floor for 10 second06jd;psbcu .f s. 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 toy car across txjqn q0rd u04dr:-m, k8ws 0qgyv,1yjhe floor for 10 seconds. At what times or time intervals must the net dj4krv8y1- , q n:0wxgr,qyjm0dsq u0force on the toy car be zero?

  16.03: A car acceleratesf65m4 5 hq q:n x8rtkxf ea hgoe90d,-o+ci1hf uniformly from 0 km/hr to 60 km/hr in 4.50 s. Which one of the followk8m:,-dqth fo4ch6 1 5of0aegxh+5 9xf iqner ing choices best represents the acceleration of the car?

  06.07: A car has the velocityd3qv37x.fo1p5u agib versus time curve shown. Which of the following statements regardoa5b7xgvpu33 .i d 1qfing its motion is NOT CORRECT?

  07.17: A toy car moves along the x-axis according tuofe/)lo q f(,au/ cfn 4qfsz 14jn*c3o the velocity versus time curve shown to the ri3/fe4(n/u lo j sac,qcu1*)fqfoz4fn ght. When does the car have zero acceleration?

  06.22: During an interval of time, a tennis ball is moved so that the ani7rdi oy cap) 20b*x/sgle between the velocity and the acceleration of the ball is kept at a constant 120 degree. Which statement is true about the tennis ball during this interval of t ix0i7y *rsdpaco2b) /ime?

  07.03: Two automobiles are 150 kilok mv. n2,q5al ,ew8foqmeters apart and traveling toward each other. lko2,, 5qwmavf8e.nq
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 a:.u r*7lzgytn cceleration is positive and increasingr.lnug*z ty: 7

  07.12: The definition of avqs/bkni7hp959l0+ u bde uh4s erage velocity is

  16.18: For any motion in two dimensions, which one of the following choicesct5gwv3j+v .e r64wft iden5+gvrfv.w64e3 jtwc t tifies quantities that must have the same direction?

  09.17: A toy car movi1rf.w05)hyltd ofp8 hgs5 0bes $3.0\;m$ 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, np ol8(a ohu3*$y\;vs\;t$, 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 rightv5/a bhjw b:-w along a one-dimensional track for total time T in twa:/w bb 5j-vhwo 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 fo/w3)5r h*i+ xprzue6vrvzeb- r the motion of a car on a straight track is shown in the diag uvr5b e w3*h/rip rve+6)-xzzram. 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. cbwm,y7bj - k1gcs.5 ftime graph 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 star f-5yskc1,m7wbb .gjcts 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. time graph shobgsav8fa:5v4vg dmj55c;j 6 gwn. For what ti;cg vgvbjj6 dav55 4:f8ma5gsme(s) is the speed of the object greatest?

  10.11: Consider the motion of an object given by the velocity vs. ti8* *qea+l jcda0uwvo48b(ld) wo+setme graph shown. For which time(s) is the accelea8 *weu* slo8qed +tw b4oa+0vd ()ljcration of the object equal to 0?

  10.24: By computing the area under tslb15+7pj i ew y m/d.:z;qvokhe acceleration vs. time graph for a fixed time interval of an object’s motion, what quantity has b:q+;zb5s i.oevkmpyw /ldj7 1een determined for that object?

  11.08: An object moves along a horizontal line with increasing speemro)jnkv5nc .vle-+)d.
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 pa.maei14 n ul3s k5+ agpd04ftvf +zf:xrts:
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 from rest and .gu(se3q:q 7 d7lzy(z7tb ;xjc4 scsu 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 ground *w1pel. rb l kvjmvi6c)1q(4b 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 pakhq;; y t*3y- kwzo0jbrticle moving along a horizontal axis is shown. What is the o;;y*ht k0y -jb zkw3qtotal distance traveled by the particle from t=0 to t=10s ?

  13.18: Which one of the foll. wwvn4-uu*e gj;lppo46 oh*u owing choices correctly identifies all of the listed situations for which there is a non-zuw*pojgo 4h-w n.p*6v;u le4uero 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. bkhe2 seuhd8*7m 4wz ul-,bi7time graph for an object moving along a line is shown. The object starts from rest at time t=0 s. At what time(s) does the o hklmhzsuwe728, ub*-eb d4 7ibject attain a maximum displacement from its starting position?

  15.17: An object starts at the origin and its velocity along a g5(ee,lsb jg fijum-c8y a2e. (2cw(h line vs. time is graphed. Which one of the following choices best gives the proper interval(s) of time for wf(.leug2cmac8( 5gj,b2eyj e i(- swh hich the object is moving away from the origin?

  15.09: Two cars are moving to the right on a horizontal track, each wiepd,t b ct3h7vwz dw8zaa+2,: th constanhpw8z 27 v3,e:z dc+dtbt wa,at acceleration. At an instant of time, 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 pos,w4lj.l63h -hdz.mqb3 uogw sition $x$, 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, whichna vql78iyvcg1/udd 22 k 0/gb one of the following choices correctly describes the relationship between the averq/vandd01 i/lcy72v2g b ukg8age speed of the truck to that of the car?

  15.42: Which one of the followiybnmh2f: r(e(w9 p,c .w h0wuung choices best describes the instants of time, at which the car and truck travel with the sam.w ymf(puc2u09we, h(:w bhnre speed?

  17.30: Two cars P and Q, each start from rest a( wfj*q (ys h6mx4al6et 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 relatio *a6y s6w(lfeqj4 xmh(nship 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 horizovil(j w6 7*aigntal line is shown. At what time(s) is the object moving with its greatest s( il 6ga7jiv*wpeed?

  17.08: A mass moves along the x-axis following the position vs..,tp t(j+l7kemkyun0 wfo +g) time graph provided. During what time inte+ )ptoy+ 0kgljn7wfk ,e.(mtu rval(s) does the mass have zero acceleration?