10.10: A particle travels at a constant speed around a circular pg/rma )uebd;7 ath 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 ofgrrifp4f8p k; b,+dqqh 4b0 r+ distance per unit time without reference to a particular direction i gqpbk4i+;+rpf8d h r0f,rb q4s called

  12.29: A vehicle completes one lap around a circular tra2djr 0c14e u1 (1xy ic2ha84aqfmkah4ypsv q1 ck at an average speed of 50 m/s and then completes a second lap at an ahyimxvy42r1p1ae4 kchasd1 qq18(0 2acujf4verage 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 z,r,dnni :gms2 ;g1f.nr w/at velocity. If it continues, how far will itz wr/mdng;ng2s,n:t r. i1 ,fa travel in 3.0 s?

  05.34: A 40-kg boy is stationary on a 30-kg plank that 1ri 7njq1q3bt 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 plank137qqir nb1j t. What is the speed of the plank relative to the pond now?

  97.18: A motorist travels 400 km at 8yumh ,htq 8/i/0 km/h and 400 km at 100 km/h. What is the average speed of the motorist oh,iqu y/tm8h/n this trip?

  97.20: This question refers to the motion of a toy car traveling along tjy2wwpb2 s62krk3ax,ge, en8 he x-axis. The graph sho8bjyskgwx , 2w aken62 3,2repwn 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 to0 vexhuo (8fymny60s 2am) d)q the motion of a toy car traveling along the x-axis. The graph shown below is a plot of th)(syn0ohd206) 8qevmxmfuy ae car’s velocity in the x direction, $v_x$ versus time $t$.What was the acceleration at 33 s?

  97.22: This question rh0;kox.3 r ke 8 l6mu kdfe2ziy;:vc7qefers to the motion of a toy car traveling along the x-axis. The graph shown below is a plot of the car’s velocity o:kiedyhcv2;7;3z fur0lkm k.xe68q 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 of a 2cwn:r6hied q x f*5f+duck flying due south for the winter. At what point did the duck stop its forward mot wef5fd26 ncrhi* +q:xion?

  99.17: This question refer to the diagram below which shows the positis3g;ro:qah0. t; qtz l( +zeweon and elapsed time of a car starting from rest and uniformly accelerating in a stral eea ;zwqq+0.r 3z:hot(;gstight line. What was the average velocity of the car during the third second?

  99.18: This question refer to the diagram below which showt7mjsa2c.i bba+o 9 ,rs the position and elapsed time of a car starting from rest and uniformly accelerating in a straight line. The average acceleration durimr+cb,b j a a72so.i9tng the entire 3 second interval is closest to

  99.20: What is the shape of the velocity time graph for an object with the po tew/xr xgo+ )un38x6wsition time grax x6/w)o tx8 w+eug3rnph shown in the diagram at right?

  00.28: The following que 1gp 9d:4rv :z/uiohptstion refer to the following information. An ideal elastic rubber ball is dropped from a height of about 2 meters, hits the floor p9z4ohg1u :pv /:tdriand 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 following information. An ideal elastow4d6y05 ifpz*o xgh7m 0nsd;ic rubber ball is dropped from a heigh 5x6go0w7*y0;ni4 pds hfodzmt 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 trav +g2kp(e+ ; h+ttpzkvmel 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 scen7*bwrfz.a l*z18fh bjario: 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 scztd4fd 01u7pi ptcn4/ 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 refer+h:e .)eglsv qs 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 the folzoz-jxpo: +,1j a x1hrxw98jtlowing 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 horizonqtmdf )zp(p u31)njmry.x 2u: tal table top and off the table edge. Which of the following would best represent a graph of the magnityq1 :mrduzup.fx2 j mnp() 3)tude of the ball's acceleration vs time?

  02.01: The graph represents the relationship between distance and time for an obh02 hezd2rl+pject tha+2hplz0eh r 2dt 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 dinh6smi)x 0i7.+yybo21ikhb w5p/h f hstance and time for an object that is moving along a straight line. Between what times did the object hayxyoi mnsk./210f)pih w 65bi+7hhh bve a non-zero acceleration?

  10.07: A small object istwndbt )q-n,0)nhf6/ya * yau thrown straight downward on Earth with an initial speed of 12.0 m/s from a position 10.0 m above the gr h6 *naqafw/ )0tntdy)ny- ,buound. Ignoring air resistance, the speed of the object when it reaches the ground is

  02.11: The diagram below represents a toy car starting from renzl6f) q0ux nabe-3x1st and uniformly accelerating across the floor. The time and disn0anbxf) 1u-e6q 3xlztance 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 unif0wduemckf 7+ 1j1q)ui ormly accelerating across the floor. The time and distakwm1 710q+ juf ec)idunce 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 beymn; fb1 d7p1tw6d2ao2u v iw6low represents a toy car starting from rest and uniformly accelerating across the floor. The time and distance traveled from the startao i2b67yp nd;ftv 62ud 1ww1m 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 the b 6): tnsrez 6elg*)ddsall each second is ind6:ln) dt*e)rge6 sd zsicated.
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 8vz kc x;3u3vqthe ball each second 3q3v c k;zx8vuis indicated.
Which of the following is closest to the acceleration of the ball?

  02.17: The motion of a circus clown e,35) zk5cw+pqddw a:ik qjg *on a unicycle moving in a straight line is shown in the graph below.w3e5z+gi,j) d5qkacp *w kd: q
What would be the acceleration of the clown at 5 s?

  02.18: The motion of a circus clown on a unicycle moving in a straight lg0a7- spo4y-aa q,xa iine is shown in the graphap-x0 qia,ga7a o4 sy- below.
After 12 seconds, how far is the clown from her original starting point?

  03.04: When an object falls freely inn3l g(bo823g f fu*tpqoj- ks4 a vacuum near the surface of the earth

  03.11: The accompanying g;7cl4 ohi:3 d) qlmararaph describes the motion of a marble on a table top for 10 seconds. For which time interval(s) did the marble have a negative velocit aim;3orc lad:7 4l)qhy?

  03.12: The accompanying graph describes the motion of a marble on a ta1j9a-u.bihge.6 p uncble top for 10 seconds. Forguun 1ice6.j p9.-a bh which time interval(s) did the marble have a positive acceleration?

  03.13: The accompanying graph deshxz1lts 08*ns cribes the motion of a marble on a table top for 10 seconds. What is the matssln 1z80 xh*rbles average acceleration between t = 3.3 s and t = 3.8 s

  03.20: A car accelerates unifor gjz3 ,s(cnmw aq j:)6)4yizvhi1iww :mly 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 dovho 7 arf;a,gxf,i,p/r 4nj*d q4w7smwnward 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 repres.((z xpqdh(.tm 3d fcfxs+.v xent the motion of an dx t.(qz(x.vcd+ mf(fps3.xhobject moving with a constant speed in a straight line?

  03.24:The accompanying graph describes the motion of a toy car across tkmkmf1 8cw+a g4w*mb8onyq+/ he floor for 10 seconds. What is the acceleration oa8 qm+ w8m ny/bmkwck g+1*of4f the toy car at t = 4 s?

  03.25:The accompanying graph describes the motion of a toy car across the floor s jy a1kczh+yvt2:. .afor 10 secova:zac1h2y+kty s. .j nds. 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 ac4i glk+ bzb6i.ia ec5+ross the floor for 10 seconds. At what4ecgi bki.zb il56+a + times or time intervals must the net force on the toy car be zero?

  16.03: A car accelerates uniformly from 0 km/hr to 1fyz 3 mpf,p+ocpr(wt7sc f:8 60 km/hr in 4.50 s. Which one of the following 8+f:wf yom7pzst p 1 cfrc(3,pchoices best represents the acceleration of the car?

  06.07: A car has the velocity versus time g7 /y o-vyy2eh1qphv: curve shown. Which of the following statements regarding its motion is NOT CORRECT7qyph -o2gy1vvy: eh/ ?

  07.17: A toy car moves along the x-axis according ncobqdxtng-ja) 2 +jyh s1 .,:to the velocity versus time curve shown to the right. When does thbq2 sngh:jy doa),c-.tjn +1 xe car have zero acceleration?

  06.22: During an inter*2 9 yryl/2qsprst*sq:( h hcq)ack7wval of time, 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 statement is true about the tennytwr7c2r* ahcy* k:2p9)hs ss/qq(l qis ball during this interval of time?

  07.03: Two automobiles are 150 kilometers apart,tjm sz1n.jb.uo0,cob morzwvz38/ : and traveling toward each other.u0.vw zj8o z3/. bjtbn s ormo,,1m:cz
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 :lj7 ,+iorx6 a1xbur cthe x-axis. When the acceleration is positive and increas+x u1i6r,bor :7jlxca ing

  07.12: The definitiox0it k h,-vlq9n of average velocity is

  16.18: For any motion in two dimensions, which one of the following choices i11w2;sjw6qt -gtk az adentifies quantities thaztg j16-aaw; w21stqkt must have the same direction?

  09.17: A toy car movesgdpqt;c*k6ereum8jpya.iwn7* -8q 8c w4qr+ $3.0\;m$ 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-timvzaea/om -lp i 9mtxapm4 k/.45x-nl3 e, $y\;vs\;t$, 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 rigj2sdm;xx 7,b1ov 5-m;tublri ht along a one-dimensional track for total time T in two parts.v rm5ix- 2m ;boxjlt;d,s7u1 b
• 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 straight trno9wf)7qg7l0 i yy)vnack is showl yfnv)o9 i)g707nwqy n in 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. time t)ui/1es) /v7vvbw-b5tr 3jr f0rwhy bia - 0wgraph for the motion of a car on a straight track is shown in the diagram. The thick line represents the velocity. Assbv e-)/ ifwy -bvtb7t031isa h rw5wrj)uv/0 rume 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 ge f n8vip-t/k b /u,m1aw(hzy8iven by the position vs. time graph shown. For what ti-a 8 yp w8,bfnv zukhte/(/mi1me(s) is the speed of the object greatest?

  10.11: Consider the motion of an object givez y6xzdp vqx 4)4r)6bg(df3ob* + hxyl 4gbsm6n by the velocity vs. time graph shown. For which time(s) is the acceleration of the object equal to 0?xzx )mhfq34y* 6x46l bzsbpd oy()+6b gvgd4r

  10.24: By computing the area under * k002c5 mjbiiiel d4vthe acceleration vs. time graph for a fixed time interval of an object’s motion, what quantity hci *jiibde54mk0v2l0 as been determined for that object?

  11.08: An object moves along a horizontal line with increasingucsw d)w w(fq0oz:44k 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 twl 14tijg3l8afo 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 from reskat3fj8et bb;ev of3 .(t yl75t 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 theomrd;0i+ t 0al 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 ho- (b q s.a+sf84z3ekk cagvm. 2kjtjk5rizontal axis is shown. What is the total distance traveled by the particle from t=0 to gz.b(3ak.qf+ am8j2kc-ke4skjtv s 5 t=10s ?

  13.18: Which one of the following choices correctly iden*)+iy bqdal 0dv3ass. tifies all of the listed situations for which there is a non-zero acceleratiyb *)i3qvd das .+la0son?
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 anw(4 gc7rw w7ja)do9he object moving along a line is shown. The object starts from rest at time t=0 s. At what time(s) does the object attain a wj9(reaw7d) wo74ghc maximum displacement from its starting position?

  15.17: An object starts at the origin and its v/ idoy q-vc9n;p *:zeqelocity along a line vs. time is graphed. Whioq9zy/n*:evqi;pc - d ch one of the following 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 right on a horizontal track+5qe kib7 lv)zza14sk, each with constant acceleration. At an instant of time, the information about the cars is slbk)4az15vs 7 q+eizk hown:
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 a8-f;n k*xt4evzm7zfm 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 tim 8fb+z2 lyn(y,sf)x bce shown in the graph, which one of the following choices correctly describes the relationship betwees ffy,2b (n8cb)x+yzln the average speed of the truck to that of the car?

  15.42: Which one of the following choiv.ye2n7:g 65g84 9os+ q b k.cjkqtsbbdl:sjxces best describes the instants of time, at which the car an t2::7 4qoj .c.g6bvkb5n8qkylssdxb9 jesg +d truck travel with the same speed?

  17.30: Two cars P and Q, 4bkalwb co77kij- : na8gi05ueach start from 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 followaa ilj-ib8kkn5c7w4 buog :07ing 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 lw4c0 -afp7h yof an object moving on a horizontal line is shown. At what time(s) is the object moving with its greatest s0 py7ahf4cl-w peed?

  17.08: A mass moves along the x-axis following the position vs. time grq xvypekou uux +tnc 2h+8f4x9jq,+8(aph provided. During what time interval(s) doet8ckuv xo ++8un92,p y4+(uq fj hxqxes the mass have zero acceleration?