07.14: An object moves to the East across a frictionless surface witf: s)lrvsv9zrp 5w ua)p); :gl0e ztu, r*,lawh constant speed. A person then applies a constant)l:*ru )s,taralw50 v rze;ufpg:)l,sv p zw 9 force to the North on the object. What is the resulting path that the object takes? A. A straight line path partly Eastward, partly Northward

  07.15: Two identical mass objects are launched with the same speed from thew /m0o :pdvni6,mafk 1 same 1,p m0a mvk /w:6nfdiostarting location. 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 returns to the starting height with the greatest speed?

  07.16: Two identical mass objects are launched with the same speed frs jld:sh; :g7 n7i q7x,c 4q r+vswlf6i+kv-onom the same starting locxk:4q igv+7 q i6cj:; shrn-sl,fdn+ow v7s7 lation. 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 horizontally, fop/ 6m 2aq0jo7a l;cidirectly at the center of a target 20 m a mqa0;c jilapo26f/o7way. The arrow hits 0.050 m below the center of the target. Neglecting air resistance, what was the initial speed of the arrow?

  03.05: Two arrows are launcaj6izw ha )8-dhed at the same time with the same speed. A at an angle greater than 45 degrees, and arrow B at an angle less than 45 degrees. aa86wih jz)d-Both land at the same spot on the ground. Which arrow arrives first?

  95.19: A baseball is thrown horizontally from a cliff. At the same insthdc 3*)q:luxi0 u5;bbzg0z-,vifslsz y i27o ant, a bowling ball is dropped from the same height. Assuming air resistance can be ignored, which i:zvs)u3, 50fhl szid; bo cby lux27qgi-0z*of the following statements is correct?

  96.08: A ball is rolled off the edge of an qp+ln60pm o0s 6avh/ horizontal table. The ball has an initial speelv6amhpn0p / q+0 6nosd $v_0$ 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 vertically upward with an initiao z.1miow l(3mdutz *j-*kfakd4ms9. l velocity v and an initial kinetic enel*mk-*f mw 9.i1uto 4akozs(dz.mdj3 rgy $E_k$. 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 haysbk:e3a,( 7tx 2m nsv4zzndz - had to be dropped from an airplane 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 is reasonable to assume that air resistance will be negligible for this situation. As the bales are falling through the air, whkmz zv2nba,3txz-:snes4 d(7at will happen to their distance of separation?

  00.38: During a recent winter storm, bales of hay had to be dropped cq8v6jp( o ajv) .e18co,hdh ffrom an airplane to a herd of cattle below. Assume the airplane flew horizontally at an altitude of 180 m with a constant velocity of jh. cdj6q ofav )o8e8,c(v1hp50 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 dista) dw)mk4kac )wnz q0 xvxh,o/(nce of 50 yards down field. Neglecting air resistance, which of the following statements would be INCORRECv/ox)x (wwn z)h mk4k)0cda,qT when the football reaches its highest point.

  03.10: A ball is thrown into the air ag pit4nj92t ;bt an 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 target 20 m away.8l*jlqj):t: r69a9t ecn xmop In traveling first 5m horizontally, the arrow l:tje9la)r: *9pxcj6q tmon 8falls 0.2 m. In traveling the next 5 m horizontally it will fall a additional

  06.04: An arrow is shot from a bowo(- hi (x.ae vyc/av3g at an angle of $40^{\circ}$ 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 ground landed a horizontal distanc9f ys(x:tq t vg.yjou1s:/ ls8e of 120.0 m from itvysgq/ufy o9 st :s(j.1tl:8xs launch point. The projectile was in the air for a time of 4.00 seconds. If the projectile landed at the same vertical position from which it was launched, what was the launch speed of the projectile? Ignore air resistance.

  13.14: A small ball is thrown atkq +z,h dpzojt*2xh .7s-dv6 n an angle of $30.0^{\circ}$ 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 m( a:oxx.efw hfe-k :s1ass is launched 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 trajectory of an object,rzr) +qd,k i4; fphyi thrown horizontally from the top of a ;ry4ifk p+d, zh)r,q ibuilding is shown as the dashed line in the figure. Which sets 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 objectxca)9v(yt -3 hcxjm +yz): xrl from the top of a building at an angle of tv-))(x jxc:xy zry3l9 mca +h$30^{\circ}$ 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 an angl-pbrsjp5 mp+7 r4h mmb;pz 9;/mom(sde 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 +bbk5rlvx 6pf, 1+;kwa5viuf 30° above the horizontal from a height of 10.0 above the ground. If the initial speed of the object is 15.0 m/s, at what wlvp,vki5+6 ab bkf f51u+ rx;angle below the horizontal is the object moving when it reaches the ground? Ignore air resistance.

  17.32: A projectile is launched at an angle of 40° above the horizo xs.c0:84)s dvfi rkuuntal with a speed of 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 skvscu.0 x) 8i: u4frdpoint?

  14.40: A small 1.35-gfsn5h;aiv9+2 b+pit rram mass is launched from the top of a cliff at an angle of +iisbn v92p;5a+f ht r$15.9^{\circ}$ 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)