10.10: A particle travel4: epw/hp52y 6trljrfs at a constant 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 tzlj lgfw8/:43,eiowr ime without reference to a particular direction iwil :3er jwfo8,/4zlg s called

  12.29: A vehicle comrot9 qqr; k 5qp)r)5mtpletes one lap around a circular track at an average speed of 50 m/s and then completes a second lap at an average sp5 ;9qom5q k rr))qttpreed 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 velocity. If it continukbdy r-+(snz:n+wn c 7d *6j) hrwvy8ses, how far will it 6n hcw: k)-nnrdvy7w b*zrs(yjd+8 +stravel in 3.0 s?

  05.34: A 40-kg boy is stationary on a 30-kg plank that ijkz dy 1d//e k6v y/b*e wvgqtmyw6(1;s 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, rwdvdkwyq1 * ;zy//tej/b(kv6e1y6gm elative to the plank. What is the speed of the plank relative to the pond now?

  97.18: A motorist travels 400 km at 80 km/h and 400 cqo1, ;fvsd (ckm at 100 km/h. What is the average speed ofvoq f ,sd(c;1c the motorist on this trip?

  97.20: This question refers to the motion lmn :b0sh nox1d4nl 5 h/k0o/kof a toy car traveling along the x-axis. The xo10nn:/5h n/hk 4lk0smo bldgraph 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 travelmgxdj f( odg6yy2 fl: m/r))b,n( v 5c+-aifncing along the x-axis. The graph shown below is a plot of the car’s velogrdnxi(/5 , y mf(n:)6yacfvj 2f)dgc-o +blmcity in the 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 1dgawc9tpr ,mw9(- jt car traveling along the x-axis. The grat 9dw(t9w c1jma -,rgpph shown below is a 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 veloci2+eeil tvplu w+ gy.--6(fda gty vs. time of a duck flying due south for the winter. At what point- gtp+w.ui -gy62e+l f a(evdl did the duck stop its forward motion?

  99.17: This question refer to the diagram below wh1ot(jui/j j8 mich shows the position and elapsed time of a car starting from rest and uniformly accelerating in a straight1/8j itujj(mo line. What was the average velocity of the car during the third second?

  99.18: This question refer to the diagram below which shows the positia2z( g v qlhg6mllq6pkh+0c-9on and elapsed time of a car starting from rest and uniformly accelerating in a straight line. T q6+hc(p- 20h mkg6ll9qgavlzhe average acceleration during the entire 3 second interval is closest to

  99.20: What is the shape of the velocity time graph for2b4f 1runeh )v an object with the position time graph shown in n2)e4ubr1vfhthe diagram at right?

  00.28: The following question refer to the following information. An ideal e67g 5ze:jfsijfr;zk 3 lastic rubber ball is dropped from a height of about 2 meters, hits the floor and rebounj7 5;sf zeir:zkg6j3fds 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 quest15skye6aw+oz ion refer to the following information. An ideal elastic rubber ball is dropped from a height of about 2 meters, hw k5z6eyo 1s+aits 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 n;thl 48 nyji5pj+)*p7psjm+3wrwv ltravel 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 scenar.z t w1*kht--pb.mnch 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.
During which time interval would cars #2 and #3 be moving at the same average speed?

  01.02: The question refers to the fol3*sr ft5 j/vdjuh(g q3lowing 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 refek76gj yx nvt*9rs 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 following scenario: At/n kiyq0foy:c (d a8k34wut( lbfic+5 $t_0$, 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 rq744j l jxpg06rm d5(a7qbpw+cha qp 8olls down a ramp, across a horizontal table top and off the table edge. Which of the following would best represent a graph of the magnitude of the ball's acceleration vs time? j 6lqh7xm 5pq+8cjb0p7a4wg p( q4rad

  02.01: The graph represents the relationship between distance and time7m4 p8h ltyq8zuf4iphqi9v:2 for an object that is moving along a straight line. What is the instantaneous speed of the oi qy p:h74p98v2 qz84lht iumfbject at t = 5.0 seconds?

  02.02: The graph represents the relationship between dista,.) u6qwtfkzdnce and time for an object that is moving along a straight line. Between whad,zq.6 wu)fkt t times did the object have a non-zero acceleration?

  10.07: A small object is thrown straklzw8, yjso4+ight downward on Earth with an initial speed of 12.0 m/s from a positi,sk wyl oz+8j4on 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 starting fromox)xqj6p 0+qbj 4u)i g rest and uniformly accelerating across the floor. The time and distance traveled from the start are shxiqqo)j0gu6 j4b p )+xown in the diagram.
What was the average speed of the cart between 0.1 seconds and 0.3 seconds?

  02.12: The diagram bewv1 h;tmf 3qodl* 5*vvlow represents a toy car starting from rest and uniformly acceleqv t*;fm v 3dho*5w1lvrating across 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 uniformopwt-m(+1qg400xij staf +vdly accelerating across the floor. The time and distance traveled from the start a0 jx-qtmgfop (tw1s0+d+iv4a re 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. Thq l;b8r1dd; ;xrc nwz 2 ci+ug.q6s6qze position of the ball each 6i8ds; z21rud;q.6czb wqrg q;+ln xc second is indicated.
What is the average speed of the ball between 3 and 4 seconds?

  04.09: The diagram shows a v-jpg343r zjiuniformly accelerating ball. The position of the ball each second is indica43 g-3jpjvriz ted.
Which of the following is closest to the acceleration of the ball?

  02.17: The motion of a circus clown on a us ry/1i z7csl.nicycle moving in a straight line is shown r /s7iz1ylc.sin the graph below.
What would be the acceleration of the clown at 5 s?

  02.18: The motion of a circus clown on a unicycle h -tev5y i;0o g5wv2ozmoving in a straight line is shown in the egvz; ohy 5 i5o-02wtvgraph below.
After 12 seconds, how far is the clown from her original starting point?

  03.04: When an object falls freer(kz k(ld 0 e/qccv2*lly in a vacuum near the surface of the earth

  03.11: The accompanying graph describe 1guqr(m6z 4fgs the motion of a marble on a table top for 10 seconds. For which time intqz f1(4gug6 rmerval(s) did the marble have a negative velocity?

  03.12: The accompanying graph describesjpf:m,3lw nce a; y6e; the motion of a marble on a table top for mf;nyj l3;, :ea 6epwc10 seconds. For which time interval(s) did the marble have a positive acceleration?

  03.13: The accompanying graph describes so,ws 5fdm-:/mht cw6 the motion of a marble on a table top for 10 seconds. What is the marbles average w mw-cmd5h /6ts:o,sf acceleration between t = 3.3 s and t = 3.8 s

  03.20: A car accelerates uniformly from rest for akeeh,i.l(.kz9 y /hx8)as d mn 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 zw)vpppf- 1b9)udf8y 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 represent the motibtd4lz ;x +b,don of an object moving with a c4zb ddbl +t;,xonstant speed in a straight line?

  03.24:The accompanying graph describes the motion of01z; 9cl xwkrb a toy car across the floor for 10 seconds. What is the acceleration ofz9l kr0cx1 ;wb the toy car at t = 4 s?

  03.25:The accompanying graph desamlvq6p37ctuqis5e(9 1p* t q cribes the motion of a toy car across the floor for 10 seconds. What was the total displacement of mvp q3(tsq1ci7qp alt 56ue*9 the toy car for the entire 10 second interval shown?

  03.26:The accompanying graph describes the motion of a toy car across the6 -ifhmrn) vs2 ybbiold+29h . floor for 10 seconds. At what times or time intervals must the net force on the toy car b)by2-o+9lfvrd2nihis6 . bh me zero?

  16.03: A car accelerates:m(iuenei3c66/v gdlyf:om6 uniformly from 0 km/hr to 60 km/hr in 4.50 s. Which one of the following choices best repr/63( mucm fo:vi:6needi g6y lesents the acceleration of the car?

  06.07: A car has the velocity versus time curve shown. Which of the follo l6sa jos 6x./t-nnxl2wing statements regarding its mot o xs/ -saxtnln6j.l26ion is NOT CORRECT?

  07.17: A toy car moves along the x-axis ac 20ck :qyym.;7 .snf k:ixftlncording to the velocity versus time curvex2m. i70; nsytyfqk:kfl. cn: shown to the right. When does the car have zero acceleration?

  06.22: During an interval of time, a tennio3gsegz(y1t* s 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 tennis ball during this intsy(etz go1g3* erval of time?

  07.03: Two automobiles are 150 kilometers ap32t d;5cryxpx art and traveling toward each other.y5ct3rxd p ;2x
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 thb (ly.1hdd- d;hqt8hg e x-axis. When the acceleration is positive and incr.y hdg8l h-tqdb1;h(deasing

  07.12: The definition of average velocieo v p9-/n.lsrty is

  16.18: For any motion in two dimensions, which one o4ze; v k)q5b 0+ qbar,s6 yrfav75xmdpf the following choices identifies quantities that must haveb 5r;pakvdmv exza7,sb+4fq5y) 60 rq the same direction?

  09.17: A toy car moves +v zv;f5kcc 9vrzhp,t-h pk)hu3:2v z$3.0\;m$ 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, f w ylgg 4(e26bohz7x4$y\;vs\;t$, 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 one-din k,lv0r-ogn3 mensional track for total time T in n3-klong 0 ,vrtwo 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 of a car on a stra2ectcs p,93 wty:*w abu+o z hixs807oight track is shown ow 2+esbwtpcy 7 t:h c i0zo*u398a,sxin 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 graph for the motion of a car on a st ao;ltackf15 .raight track i a .;acotk51fls shown in the diagram. The thick 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 x pv+h zsx;)gu e4;dn;motion of an object given by the position vs. time graph shown. For what time(s) is the speed of the ob;nhx+p4)s; g vd;zxeu ject greatest?

  10.11: Consider the motion o xwu;31gmjl u9g5aw1jf an object given by the velocity vs. time graph shown. For which time(s1l; 3gx m5gaw9u1wujj) is the acceleration of the object equal to 0?

  10.24: By computing ,d*x7tmy t-nw +1fe mnthe area under the acceleration vs. time graph for a fixed time interval of an object’s motion, what qux1m* wf7t+ nen-,tdym antity has been determined for that object?

  11.08: An object moves along a horizontal line with inc46 /jmlq3xmig vss( o0iqt1 y5t0: jrlreasing 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 partqit*av; 3w1 sx gfm-*ls:
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 r0x um ytujeg8(/) o:egeaches 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 tk kyq7 6kfixlju,(/8y he 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 movf z1: te-qo6qsing along a horizontal axis is shown. What is the total distance traveled by the particle from t=0 to t=-e1 oz :sqq6ft10s ?

  13.18: Which one of the folloom8 cyd; af.l1wing choices correctly identifies all of the listed situatiof yl ;d1.mcoa8ns for 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 an object movin)gq qqzag 8h4a(t1 7qtg along a line is shown. Th (1gat4qqazq gqt87 )he object starts from rest at time t=0 s. At what time(s) does the object attain a maximum displacement from its starting position?

  15.17: An object starts at the origin and its vel4 dk h+ r(f7eiowvt/2focity along a line vs. time is graphed. Which onve2w d+ oft/7fr(h4 ike 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 horizonta hf 1y02y8yflk6)e0, t nkrimol track, each with constant acceleration. At an instant of tim2ont6h0ylyye fr kk)1, m08f ie, 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 position ,.1l,j/3v /;g z8 vhhh k:n: znyuy3herhexhw$x$, 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 followingeth/0hr4(2a0wte b - l,l8u6qb sowpv choices correctly describes the relati0o e0b(pblev4a tts6 lh28r/qw u w,h-onship between the average speed of the truck to that of the car?

  15.42: Which one of the following choices best describes the instants yyo;r2i, -ew0ocvvb h )r6ksxp (3q0 fof time, at which the cariqob -6hf0( rpr2yv; vyeowx,0sc3k) and truck travel with the same speed?

  17.30: Two cars P and Q, each start from rest at t /k78ksb.4fude np- sbhe origin and will move along the x-axis. The acceleration vs. time grapsk.b-/n e8 kf74pdsb uh 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 horizontal lin/gep e17nxtn56p o-m ae is shown.6o/g1pp nte5a 7x-m en At what time(s) is the object moving with its greatest speed?

  17.08: A mass moves along the x-axis following tj8jf u1w47ga;e,) uilfks2j p he position vs. time graph provided. During what time interval(s) does the mj ai j),swguej8f 7up;2f 1l4kass have zero acceleration?