07.14: An object move2y3y .fpzo*,govg v j*s to the East across a frictionless surface with constant speed. A person then applies a constant force to the North on the object. What is the resulting path that the object takes? A. A straig j yo gvo.2pf3g,zy*v*ht line path partly Eastward, partly Northward

  07.15: Two identical mass objects are launched with the same speed from 6 u.d)oejg) 8xxucs 23ymah4vthe same starting location. Object 1 is launched at an angle of dmvhg3 c4j.uxx6aeyu82 )os)$30^{\circ}$ above the horizontal while Object 2 is launched at an angle of $60^{\circ}$ above the horizontal. Ignore air resistance and consider the flight of each object from launch until it returns to the same launch height above the ground. Which object returns to the starting height with the greatest speed?

  07.16: Two identical mass objects are launched with the same speed fr2kz(jg7b9 roldmz:l8s 8r-ak om the same starting locat jz -k8sla:l2grk(8rm 9d7o bzion. Object 1 is launched at an angle of $30^{\circ}$ above the horizontal while Object 2 is launched at an angle of $60^{\circ}$ above the horizontal. Ignore air resistance and consider the flight of each object from launch until it returns to the same launch height above the ground. Which object experiences the greatest change in the linear momentum?

  94.14: An arrow is aimed horias2 ,jz fu9vhatv0-660raw sx9ijpb,zontally, directly at the center of a target 20 m away. The arrow hits 0.050 m below the center of the target. 06v s ja-ipwj hv69r t,9u2fzs,xb 0aaNeglecting air resistance, what was the initial speed of the arrow?

  03.05: Two arrows are launched at the same time uj upbh39rx/- d50sbpnh3vqo ()s2sc;p w z 9zwith the same speed. A at an angle greater than 45 degrees, and arrow B at an angle less than 45 degrees. Bo)hpuo w3db(2vnq30hj ;9 xz sps5 -srzpc9u/bth land at the same spot on the ground. Which arrow arrives first?

  95.19: A baseball is thrown horizge.7+h5,lzt5 m5gr mhn6 hizjontally from a cliff. At the same instant, a bowling ball is dropped from the same height. Assuming air resistance can be ignored, which of the follo56+mhg t 5,h 7mg l.5injerzzhwing statements is correct?

  96.08: A ball is rolled off the edge of a horizontal table. T5 g0cer tt)dq:u* o2*l,zo yxphe ball has an initial speedd*)zx,ty2ogt pquo:e rc05 *l $v_0$ and lands on the floor some distance from the base of the table. Which of the following statements concerning the fall of the ball is FALSE?

  00.36: A ball is thrown verti:/f t.(*k qhr.uhhrx ically upward with an initial velocity v and an initial kinetic energy (:f*xt hq/ihu .r.krh$E_k$. When the ball is half way to the top of its flight, what is its velocity and its kinetic energy respectively?

  00.37: During a recent winter storm, bales of hay had to be dropped from an ai*y 5.wa)i z+6 afkhw)ww3yvgyrplane to a herd of cattle below. Assume the airplane flew horizontally at an altitude of 180 m with a constant velocity of 50 m/s and dropped one bail of hay every two seconds. It i5w )y w)yhwvk .zi6gya3af*+ws reasonable to assume that air resistance will be negligible for this situation. As the bales are falling through the air, what will happen to their distance of separation?

  00.38: During a recent winter storm, bales of hay had to be dropped fr)fcgf,/oj-jl (6q,zyiug h:v t71d gyom an airplane to a herd jzgy,)uf:ihvg cd j g lo1t,( f7y6-q/of cattle below. Assume the airplane flew horizontally at an altitude of 180 m with a constant velocity of 50 m/s and dropped one bail of hay every two seconds. It is reasonable to assume that air resistance will be negligible for this situation. About how far apart from each other will the bales land on the ground?

  01.14: A football is kicked a distanc0mb( +k1rp*zh1hc m1w+o ahtae of 50 yards down field. Neglecting air resistance, which of the following statements would be INCORRECT when the football reaches iph 1m h(z+ wa101bc+tmka*r hots highest point.

  03.10: A ball is thrown into the air at aed9ua3e)tp1,5x ilr)gz ats 5n angle $\theta$ as measured from the horizontal with a velocity $v$. The horizontal velocity of the ball will be directly proportional to which of the following

  05.35: An arrow is shot horizontally toward a tar7mzlfb i,t)nv1)t;u7 pcv 2y rget 20 m away. In traveling first 5m horizontally, the arrow falls 0.2 m. In trave tni) l ,brtvp;ucfm12z)7vy7ling the next 5 m horizontally it will fall a additional

  06.04: An arrow is shot from a bow at an angle j7xl j4jo:9uzazy bxpyy2 v:41g8,ouof $40^{\circ}$ from the horizontal at a speed of 24.0 m/s. Ignoring air resistance, what is the arrow’s maximum height above its launch point?

  09.20: A projectile launched from the groundv56 euthn h;u6 landed a horizontal distance of 120.0 m from its launch point. The projectile was in the air for a time of 4.00 seconds. If the projectile landed at the same vertical position v;uue5hnt6h 6 from which it was launched, what was the launch speed of the projectile? Ignore air resistance.

  13.14: A small ball is thrown at an angle of i t0pcmw,h46ec*yk8g $30.0^{\circ}$ above the horizontal ground with a speed of 20 m/s. To what maximum height above the launch point does the ball rise during its motion? Ignore air resistance.

  13.43: A small 1.0kg mass is laua a43 o cd7y0x4av vi,jy(cpp3nched from the top of a cliff with speed $V$ at an angle of $30.0^{\circ}$ above the horizontal. When it reaches the ground, its velocity is directed at $45.0^{\circ}$ below the horizontal. Which one of the following choices is the magnitude of the total impulse that was imparted to the mass during its flight? Ignore air resistance.

  09.09: The free fall trajec.+ +fh2 cgxrg:++qbdgt1 kbyetory of an object thrown horizontally from the top of a building is shown as the dashed line in the figure. Which sets:xf+gyb+ t+ dhqger k.b+ 21cg of arrows best correspond to the directions of the velocity and of the acceleration for the object at the point labeled P on the trajectory?

  02.41: A person throws a small object from the top of a building atz:vi r1 -h;b8mn,i(+recet kn an angle of b,hn1-n i8eekvi r:zr t+m c(;$30^{\circ}$ above the horizontal. At the instant that the object returns to the same height from which it was thrown, at what rate is the speed of the object changing? Ignore air resistance and let g be the acceleration due to gravity.

  15.21: An object is launched from the ground at 2bhor+qgv (4gpwpo )8c i k ,.z40mnmcan angle of $60^{\circ}$ above the horizontal with a speed of 20.0 m/s. What is the magnitude of the average velocity of the object from just after launch until it reaches its highest vertical position during flight?

  16.41: A small object is launched 30° above the horizontal from a height o6fnf3czx6* er0 v*k38wet mqo f 10.0 above the ground. If the initial speed of the object is 15.0 m/s, at what angle below the horizontal ise* 0fezc v636xq tn*mo kwr3f8 the object moving when it reaches the ground? Ignore air resistance.

  17.32: A projectile is launched o2 4+smgobw+je.0axym9i-y . j 4mdtdat an angle of 40° above the horizontal with a speed yi2moye 40d.wj49g+s a- d+.m x ombtjof 30 m/s . How much time passes before the position of the projectile makes an angle of 20° above the horizontal from the original launch point?

  14.40: A small 1.35-gram mass is launched from the top of a clif8c ztzv2 8g+kkf at an angle of zvcz g88+2ktk$15.9^{\circ}$ above the horizontal. When the mass reaches the ground 4.33 seconds later, its velocity is directed at $34.4^{\circ}$ below the horizontal. What is the speed of the mass when it reaches the ground? (ignore air resistance)