10.10: A particle travels at a constant speed around a circular path of radiugj qxp3dt+6o l p2tn +3kkf/k9s $R$, 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 distatzv* mgn7y0i- nce per unit time without reference to a particular direction is calledvmg0* zyni t-7

  12.29: A vehicle completes one lap aroundki5v, g:m tr:p a circular track at an average speed of 50 m/s and then completes a second lap at an aver:,gm5tvkri: p age 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 ve 8ybw o2d9y/uklocity. If it continues, how far u dy/o yk2b9w8will it travel in 3.0 s?

  05.34: A 40-kg boy is stationary on 4kmog56)q s6 d5crp fza 30-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 pladq65)4oscfp gmk 6r5 znk relative to the pond now?

  97.18: A motorist travels 400 km at 80 k*;0me-niln x dm/h and 400 km at 100 km/h. What is the average speed of the motoristnidxml n- e*;0 on this trip?

  97.20: This question refers to the dvqa 9l jj0uvv//m1.nmotion of a toy car traveling along the x-axis. The graph shown below is9jqavju/ 1v.m n0dl/v 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 7j 2scztppgi-5kh88 e zfaf8; to the motion of a toy car traveling along the x-axis. Tp 88fszgt 7 -zih5j8eakc;pf2he 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 toy car traveling along the x-a1mj;u rzm(:z7x)hc+qz : qqbhxis. The gra zrz:q)(cz 1+qjx h7mb:qmh;uph 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 velocity vs. time of a duck fl 7abvrs x ft/(g/jb5)vngw 20mying due south for the winter. At what point did the duck stop its forwast() fj 7/rwm0 xga/nb2bv 5vgrd motion?

  99.17: This question refer to the diagram below which shows the position and .u:zuk3ear/w)v8yg;r7b s.uc x v ux1elapsed time of a car starting from rest and uniformly accelerating in a straight line. What was the average velocity of the car drz seavwkr)y7g vu 31uux. /8cbx:.u; uring the third second?

  99.18: This question refer to the diagram below which shows the position and /aegg kr(9u8lan cf+4 1s4utkelapsed time of a car starting from rest and uniformly accelerating in a straight us/ga4lr n (gc4k+k1e8 9tafu 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 oabr5io4b )x 12re;bkh bject with the position time graph shown in t5kr oha;i 12)be4bxb rhe diagram at right?

  00.28: The following question refer to the folloe,sdw/ul g ;nz2:tb;dwing information. An ideal elastic rubber baz;gw:u/d ;bt sn2eld, ll is dropped from a height of about 2 meters, 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 following informatiyx.*r z*u 0iyr)rcpy,s2wy9 b on. An ideal elastic rubber ball is dropped from a height of about 2 meters, hits the floor andy irspyrz2, wucy*. x 0ry)b9* 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 travel with a z542h ;hxahob pa,ya8speed 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 sce 76oea 1c8x- nw,;om 7q9yu;gr beufennario: 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 5y1+c p*wvd6+, sop ir6g( txyhm,xcnrefers 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.
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 scenario: At 0l4uh/jrj/ zw- 2aal z$t_0$, 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 td d )l *l-/z 2mukmb vobtbqmey36s().he 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.
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 horizontal table top a7xbjyl3k k2;clcf5i 3nd off the table edge. Which of the following would best represent a gr35xk7 ; kflyic c3jb2laph of the magnitude of the ball's acceleration vs time?

  02.01: The graph represents the relations9y( . zinpbsn4+x4ccyhip between distance and time for an object that is moving along a straight line4 sci(c4py+z9.xynn b . What is the instantaneous speed of the object at t = 5.0 seconds?

  02.02: The graph represen85nff:2xpd xh ts the relationship between distance and time for an object that is moving along a straight line. Between what timexd 5 28:fhfxpns did the object have a non-zero acceleration?

  10.07: A small object is thrown straight downward on Earth w/izqz zq3: wx;ith an initial speed of 12.0 m/s from a position 10.0 m above the ground. Ignoring z qwqzx ;:3i/zair 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 unifa 6 lhd+*(bf)j;wr(bz um7mk(s-el bmormly accelerating across the wrmlh*b zsu((fj+k-6 mambe7b )(ld ;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 represents a toy w6wi j +f:f9qlxje 878mz v5w6+dliztcar starting from rest and uniformly accelerating across the floor. The time and distance traveled from the sta zw i:id675 mfje6vf8 +l+ltq w9jzx8wrt 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 unifq8nw * sgmmvnh a; 5c;*csav :c.jcu/8ormly accelerating across the floor. The time and distance traveled from the start are shown in thew5svc c 8nam8:;* mj c/shc;qv.*u nag 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 zd(h17n2g 3yoo cuj+shy- hi. the ball each second is indicated gd1hun-is(hj3 7y+.oy zc2oh .
What is the average speed of the ball between 3 and 4 seconds?

  04.09: The diagram shows a uniformgw4a v769e05. r9yfj k qxvudsly accelerating ball. The position of the ball each second is indiu796dxs5ewj f0rv. y4v9 akgqcated.
Which of the following is closest to the acceleration of the ball?

  02.17: The motion of a circus clown on a unia+ui*d:i m0 ficycle moving in a straight line is shown in the graph below uiifd*+i m0a:.
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 linexsawpntnev.t* 3qta-(b/ 7 9 y is shown in -bp n7/qynaettv.xat*w9 3s ( the graph below.
After 12 seconds, how far is the clown from her original starting point?

  03.04: When an object falls freely , p *m2ew,n8ak(.puau6 su+jv je fr;gin a vacuum near the surface of the earth

  03.11: The accompanying graph describes the motion of a marble on a table x;u uy7+(icgtmn 44hpf ;tl(m top for 10 secfyli c;+g( ;47 mtx4mputu( hnonds. For which time interval(s) did the marble have a negative velocity?

  03.12: The accompanying graph describes the motioemli) jm6jf) 5va py71n of a marble on a table top for 10 seconds. For which time interval(s) did the marble ha lav j1)m65ji mef7yp)ve a positive acceleration?

  03.13: The accompanying graph ah*j)od kyt8/5f sys 2describes the motion of a marble on a table top for 10 seconds. What is thfyak)5 do */ht2js8yse marbles average acceleration between t = 3.3 s and t = 3.8 s

  03.20: A car accelerates uniformly from rest for a time oh mh623i-xjdq f $2.00\;s$ through a distance of $4.00\;m$. What was the acceleration of the car?

  16.06: An object, thrown straigxl )nx/zw.c 2kwoxz; 9ht 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 ,ykuu r-c6,p bcorrectly represent the motion of an object moving with a constant speed i,bckyup-r ,6u n a straight line?

  03.24:The accompanying graph describes the motion of a toy jvmzu;z5t7 ln 65,am5oba e+ncar across the floor for 10 seconds. What is the acceleration of the toy cajz;b a n65n5 v 7t,emaul+5mozr at t = 4 s?

  03.25:The accompanying graph describes the motion of a toy car across tb*a15e2 yr;dqh b4mpvw:z7 mehe floor for 104a:2e15m*v 7pzhbrwbqem ;yd seconds. 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 txywd 9r3d.b m9oy car across the floor for 10 seconds. At what times or time intervals must the net fdb3y9.wrm 9dx orce on the toy car be zero?

  16.03: A car accelerates uniformly from 0 km/hr to 6b t,2zp f*x4nr0 km/hr in 4.50 s. Which one of the following choices best represents the ac,*fxz4p r2 btnceleration of the car?

  06.07: A car has the velocity versus time curve show cj j59lwf.(wl2; oqpt ok1v5wn. Which of the following statements regarding its motion is N jo; 2 clw95f otlqwk5.p1vjw(OT CORRECT?

  07.17: A toy car moves along the x-axis according to z.5z g*5ve+ khn w br+fv-4zupthe velocity versus time curve shown to thepb. 5fr* z+k-hnu wg zz4evv+5 right. When does the car have zero acceleration?

  06.22: During an interval of t p- h5i)nhrcs+ime, 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 tennis ball during this interval of time?rs+ p5h-ic)n h

  07.03: Two automobiles are 150qz-- n* hlmte5 kilometers apart and traveling toward each other.mq zntl--* e5h
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 xid,/m(bglg m c:nb; m+0 ru;(wsuvda2-axis. When the acceleration is positive and increasi(d2bgmw+ (:v0u;d/l r,u gsn bcm;maing

  07.12: The definition of aver4qn2ykrx;8h n age velocity is

  16.18: For any motion in two dimensions, which one of the following choie w-*vzw b07rpsi-x,wces identifies quantities that must have the same xs *wiprzv,e b0- w7-wdirection?

  09.17: A toy car moves r0zr5/54alx9as *l1xtq gl-ot;fef luv k2x,$3.0\;m$ 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 ;nk v4/h)*ddb/zsc4)scrwh* hic*zf , $y\;vs\;t$, 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 rifq k ;qvm4e w(m-5;uicght along a one-dimensional track for total time T in;mq;km i5q(fw4-cv u e two 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 motioe-qz6 c6pg 6dwn of a car on a straight track is shown in the diagram. The thick line represents the velocity. Assume w6p-qz6g6 cedthat 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 o;z5erb5dp8 cu f a car on a straight track is shown in the diagram. The thick line represents the velocit5bu; decr5 zp8y. 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. time gra g4kbxc2h nmwf7 z+fe3 /fmhyr g+)i2 ro/yf32ph shown. For what time(s) is the speed of the o)332fko2 7r+yffgwex/ m ymb r izh/+f2gch n4bject greatest?

  10.11: Consider the motix sxtyg8g;r 6 00c7zhuon of an object given by the velocity vs. time graph shown. For which time(s) is y6t70u ;8 gxghc0z srxthe acceleration of the object equal to 0?

  10.24: By computing the area under the acceleratis ngh6a00kv n6on vs. time graph for a fixed time interval of an object’s monvk 6anh0g60s tion, what quantity has been determined for that object?

  11.08: An object moves along a horizon e9 e5b9h9,wfhfcfbn.tal 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 triphq9sg (;c ndqo8q -6cd 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 t2tuky;jn/i n +mt yyfh,: /mmha(9* zcime 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 5uvksiy0qbd.90 n xv v8n)9 dethe 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 al(m r.,fv bhea,5a*yn fd w6mcm/;4oj6nyn4ncong a horizontal axis is shown. What is the total distance traveled by the pacnaj(w don.n6, v 4rnb mha56m /f4*y,em;cfyrticle from t=0 to t=10s ?

  13.18: Which one of the following choices correctly identifies all of thek -2vjzz.fa p/bd7dk*ill6r : listed situations for wbk.zld d2*krj6vli -f az:7/phich 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 moving along n.kp xk+5lcr, a line is shown. The object starts from rest at time trlcn k,pk. 5+x=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 v6xl;9/q +lxc2nk pig and its velocity along a line vs. time is graphed. Which one o+2g nv/6 q iclpx9k;lxf 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, ea)y4 xnmkg5/ duch with constant acceleration. At an instant of time, the inform5mn/ug4xk dy) ation 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 posit)eo9jm *oy wo1ion $x$, 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 yc;hl.qpy 4)h following choices correctly descrh. hp4y;yc )lqibes the relationship between the average speed of the truck to that of the car?

  15.42: Which one of the following choices best describes the instants oftgq y. zoj6x+: time, at which the car and truck travel wit+.jqty:ox z6 gh the same speed?

  17.30: Two cars P and Q, each start from rest at the origin and will move spvl;ts 7g4n7 along the x-axis. The acceleration vs. time lt; gnv 4s77psgraph 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 6wicy 4)i 9oi+uk; oej)a5zttan object moving on a horizontal line is shown. At what time(s) is the object moving with its greatest speedkyw cttjoze4u9ii)i 5+ ;oa )6?

  17.08: A mass moves alrxgvz6qtyx2vj0 y1 l. .4vc.xong the x-axis following the position vs. time graph provided. During what time interval(s) does the mass have z.zx. v6vxrc 4vyjq0y2txg.1 lero acceleration?