10.10: A particle traveln x(2q)2k bg;n td8qfks 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 distagi5 c9pp*c )ience per unit time without reference to a particular direc ppc5igi)*9ection is called

  12.29: A vehicle completes one lap around a circular tr3npy37rjua-a ack at an average speed of 50 m/s and then 7 n3 -jru3apyacompletes a second lap at an average 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 sr97. sy cuil7uq62i og at the constant velocity. If it continues, how far will it travel in 3.0ls.qcu u67r 9g2yii7 o s?

  05.34: A 40-kg boy is stationary on a 30-kg pls0:heyh e cfku+2ouptvf9 /6 8ank that is sliding at 5.00 m/s to the right across a frictionless pond. The boy then turns and starts walking on tho90+62k c/8evf y phfseh:tuue 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 now?

  97.18: A motorist travels 400 km at 80 km/h and 400 km at 1mopmznk 6/ ct7vx :g-k6o085cmr ) m 0ws8lyfe00 km/h. What is the average speed of the motorist on this trke6/z )tw0m07 :8pocmsk6mylmcn5-grf o8x vip?

  97.20: This question refers to the motion of a toy car traveling alongp/ tjdf rjnil+f( 6oa -x4l cj6o4ua*+ the x-axis. The graph shown below is a plot of the car’s cu-jp lf /joao4a4r(j*ldft 66i + n+xvelocity 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 traveling 5y73no37hn .nh,w0t:ziygv clh:ex j along the x-axis.c y3,53t ljinn:7xnv hw 0 ho.7gey:zh The graph shown below is a plot of 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 the motion of a z4ifsn9jge+ ; ,vdl/7a:y )s2r feteytoy car traveling along the x-axis. The graph shown below is a plot of the car’/e2 fg 7 ;zj:ly4tde)y ,ss9f+ vniares 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 velocity vs. time of a duck fl1 lubhkb. k7w6fgw9 7xying due south for the winter. At wh7w91 hkwb7u6k.xlgb fat point did the duck stop its forward motion?

  99.17: This question refer to the diagram below which shows orwtn6o/vbn * 81r7 jlthe position and elapsed time of a car starting from rest and uniformly accelerating in a straight line. What 7/ o1 6*olbwv 8jnrnrtwas the average velocity of the car during the third second?

  99.18: This question refer to the diag734 htahyh dute5 v,x;ram below which shows the position and elapsed time of a,ht5vx4dhh73u;tyea 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 shape of the velocity time graph for 2-zmph*4upw2 wogqzi:is1 ;k an object with the positiz4p-guohiww 2*m:iq21z pks; on time graph shown in the diagram at right?

  00.28: The following question refer to the following information. Anmpx159 et2hf x4 j 9j/s*85rwhtx)vaptvncg- ideal elastic rubber ball is dropped from a height of about 2 meters, hits th j9h 5xgra /chv9s*pjmf8)text2-54xv1w pn te 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 fo:i a6(tm(./mp)5mvd u vpxq4 nzs i1u1pj oga:llowing information. An ideal elastic rubber ball is dropped from a height of about 2 meters, hits the floor and rebounds1t4)px1vm(aqszp umm 5.anjd (opgv:6 : i /ui 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 wj-ewc0 xmc 9mdiac w6.,f;/ih ith 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 scenario: Atmogv95kp17f :c8lscb $t_0$, 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 scenar brx329z gkdpu-b3 7nrio: 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 foll5 5x t25 g-mmxnlbwdj7td8w.gowing 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 scenaribz0rk1*ehk8 m.gk 8m vo: 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 horizontaa(0ous 2pfp;rl ;9t zpaw-9p31hl ro)nt xy7dl table top and off the r;lw2 hs7 tpu03p p()l 9a rax1ozdpyfn- o;t9table edge. Which of the following would best represent a graph of the magnitude of the ball's acceleration vs time?

  02.01: The graph represents the relat ).l-u2a lbpfwps*wu)ionship between distance and time for an object that is moving along a straight line. What is the instantaneous speed of- ) uflb2lu*s )wwa.pp the object at t = 5.0 seconds?

  02.02: The graph repmxn 9e24ya;f dresents the relationship between distance and time for an object that is moving along a straight line. Between what times did the object have a non-zero accele 9anx;ed 4yfm2ration?

  10.07: A small object is thrown straigh xyon:o4*z z ze.m7 h *teomzk;s9x.4gt downward on Earth with an initial speed of 12.0 m/s from a position 10.0 m above the ground. Igno*7zkoym oz.sm zx*: t4ez xg;eno.9h4ring air resistance, the speed of the object when it reaches the ground is

  02.11: The diagram below represents a toy car starting from tk)itzui0 x*it( 7uh6rest and uniformly acc0tih) ku7 tx*uzti 6(ielerating across the floor. The time and distance 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 represenlkg3 eye rn.,:8f7- taypos h+ts a toy car starting from rest and uniformly accelerating across the floor. The time and distance traveled from the start are show ylp8e,fh-gt7o k.sn+ryae3:n in the diagram.
What was the acceleration of the cart during the first 0.4 seconds?

  02.13: The diagram bela pbkhj 9+x)n:ow represents a toy car starting from rest and uniformly accelerating across the floor. The time and distance traveled from the start are show:n+9)bkphx aj n in the diagram.
What was the instantaneous velocity of the cart at 96 centimeters from the start?

  04.08: The diagram shows a un3c3qlcp 42/l9 vovdj / vi.kebiformly accelerating ball. The position of the ball each second is indicatk oi 39ljqpb/ dvvcev/34lc. 2ed.
What is the average speed of the ball between 3 and 4 seconds?

  04.09: The diagram shows a uniformly qr7d42x,8ewmfk2b u z: ly 5tgaccelerating ball. The position of the ball eacb xrqg24: tf2eu5k7w ,mzl8dyh 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 unicycle moyzx3hi+u/f( 7rgr) mpmant(k 5t.f2q ving in a straight line is shown in the grarz kh 3y m.fqxg)im7+/( (ttapf 5ru2nph below.
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 w fftn bnt9giv s3q( 0kd;9cj:c l:d,8line is shown inbff:(8q dgd9k tljs t,inv:09;3cnwc 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 vqq3eq(1w s0nd acuum near the surface of the earth

  03.11: The accompanying graph describes the motion of a marble on a tabl,o3n4m ziu4mg e top for 10 seco4gnoui 34 m,zmnds. For which time interval(s) did the marble have a negative velocity?

  03.12: The accompanying f:vd.w2ui9xc /dh(m t graph describes the motion of a marble on a table top for 10 secmwuidc:9x(/ 2hft v d.onds. For which time interval(s) did the marble have a positive acceleration?

  03.13: The accompanying graph describes the motion of a marble on a t 1h6 (g1zr+ ovr4fxur+my) ebfz.cku-able top for 10 seconds. What is the marbles average acceleration 1ueb.u6yzv +f4rk+c-x1 mogf (r) hrzbetween t = 3.3 s and t = 3.8 s

  03.20: A car accelerates uniformly from rest for at1 vhb7kc7 /kb time of $2.00\;s$ through a distance of $4.00\;m$. What was the acceleration of the car?

  16.06: An object, thst1k5.gzt e(n4a zn s9rown straight downward 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 9;/stao7bb q ecorrectly represent the motion of an object moving with a ;otabe 9s q/b7constant speed in a straight line?

  03.24:The accompanying graph describes the mos3*u/ ka0e irktion of a toy car across the floor for 10 seconds. What is the acckr u sei0k3a/*eleration of the toy car at t = 4 s?

  03.25:The accompanying graph describes the mot0t:df.o2mr zqion of a toy car across the floor for 10 seconds. What was the total displa.2om z:0rdtfq cement of the toy car for the entire 10 second interval shown?

  03.26:The accompanying graph describ*bg :0y5nw races the motion of a toy car across the floor for 10 seconds. At what times or tgbn 50y:*warcime intervals must the net force on the toy car be zero?

  16.03: A car accelerates uniformly fx1i5lsxf3au y5n:l 4jrom 0 km/hr to 60 km/hr in 4.50 s. Which one of the following choices best represen 5:j i5n1xl4safylux3ts the acceleration of the car?

  06.07: A car has the velocityp+4xczstaiu6:/qj p5aify 4gh7 4k 3q versus time curve shown. Which of the following statementst/ 5juf43piyi4qcqa6hza: x+4 skg7 p regarding its motion is NOT CORRECT?

  07.17: A toy car moves along the x-axis according to the velox 0dftq 3 e;plw7c12xwcity versus time curve shown to the right. When does the cax eq;f wd1xl0cwt3p72r have zero acceleration?

  06.22: During an intxn;/ sg7 mxvh(erval of time, a tennis ball is moved so that the angle between the velocity and the acceleration of the ba;m7xxvh/ sn g(ll 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 apart and traveling toward each br96 mje vrak1qzb.15 other. rvqe61bj5kraz.1 9 mb
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 positive and i5k7vu oiekk 2hq3d-5 increasin5eq 7vk-253ohi kdiu kg

  07.12: The definition ahh d6fm)2,ysyey 1, pof average velocity is

  16.18: For any motion in two dimensions, whicf8qvu 6zfzgcnn20w)qxvk *k e s,,:b4h one of the following choices identifies quantities that mustb f)0:kqeu wfq4sc2v,zx*n68n zk,gv have the same direction?

  09.17: A toy car moves7pw+ e 25p6uje fec)fj;gzb8m $3.0\;m$ 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-q vu3wm+16vup : *1wsi6pnpat time, $y\;vs\;t$, 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 a8 (jxoc7a f+vylong a one-dimensional track for total time T in twooax(vy j7f+8c 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 p) (+qv: msnkdfor the motion of a car on a straight track is shown in the diagram. The thick lin qs p+kd:(vm)ne 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 ood1*lr34ul 7oduk b-for the motion of a car on a straight track is shodul d - rkloo1*34u7obwn 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 mo n62hm3+;hecwcz./ 7wlnsszltion of an object given by the position vs. time graph shown. For what time(s n7;s +nhz/wl3h .cesz62 wclm) is the speed of the object greatest?

  10.11: Consider the motion of an object given by the velocity vs. time grapc zw9,(0 csuex hglg4*-wlnc 4h shown. For which time(s) ,c (weczl4c*n4s9u0 hl g-xwg is the acceleration of the object equal to 0?

  10.24: By computing thxl9-fnn7jk 3 kpr hd62ai mk8-e area under the acceleration vs. time graph for a fixed time interval of an object’s motion, what quantity has been l n8fraxpdk 23--k kih96njm7 determined for that object?

  11.08: An object moves bfn6oh l1np*3 along a horizontal line with increasing 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 uffs4 x-m+ bl3hnn u h6,h)uw8trip 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 released from rest and reaches the ground in a time of ew(j)n(h;m ya8f l+ibca/ gw ($2.50\;s$. Neglect air resistance. With what speed does the object reach the ground?

  13.03:A small object is released from rest and re- t*q+z.icoor+ur v1 kaches 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 horizontal axisi53aypwnix9i)c9 6 rwfbk(/a is shown. What i9wa36fax (9 y cr)in5pi bk/wis the total distance traveled by the particle from t=0 to t=10s ?

  13.18: Which one of the following choices correctly identi2r i.j+u 0s*vizi3py cfies all of the listed situations foi*2vpyjii z3c 0.+ srur 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 mo:zminy4v+vkf 5g9azoi- 65ul hv c.-nving along a line is shown. The object starts from rest at time t=0 s. At what tim5c- f y-.4i5v+nv9 i vkgu:azmlh6ozne(s) does the object attain a maximum displacement from its starting position?

  15.17: An object starts at the ol3dfpdn)d7lml pa v833p6l q(r ;si4;r u/g aorigin and its velocity along a line vs. time is graphed. Which one of the ;rd l pg6p)vf3s l;(dlao8lpm/3 3un4 q 7adirfollowing 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 s gt lrh7q/oki thua*c;a99a 37 kh)f7track, each with constant acceleration. At an instant of timehks *9t/hl9 g7a7c 7okft)q3 au h;ria, 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 positionhre,m j bc*1j+-/ici i $x$, 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, whumv54yw8)y w5wqe*nn ich one of the following choices correctly describes the relationship between the average speed of the trw8 45nu vq*mn ye5y)wwuck to that of the car?

  15.42: Which one of the fj( phl2nok5q/ollowing choices best describes the instants of time, at/njhql(2 p5o k which the car and truck travel with the same speed?

  17.30: Two cars P and Q, each start from reoblhn(wl fcy.q8r /xv7wqbw ) 3ug5)/st at the origin and will move along the x-axis. The acceleration vs. time graph for each car is shown. Which one of the followingoryu ))lc7 .x3vwbbql58qww ngf/h /( 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 or nl7lm st0y- ivet; *+h:eemus7. f5yf an object moving on a horizontal line is shown. At what time(s) is the object moving with ite7v ht7;s*lse:0nym rfy- ut5me+ li. s greatest speed?

  17.08: A mass moves along the x-axi7o+d 4)xexeld9 v5ij q)1nc ons following the position vs. time graph provided. During what time interval(s) does the mass have zero accelerxd9c neix47v j5)1l e)d ooqn+ation?