07.14: An object moves to the East across a foctw, t(5 xt0drictionless surface with constant speed. A person then applies a constant force to the North on the object. What is the resulting path that the objet w ocdtxt05,(ct takes? A. A straight line path partly Eastward, partly Northward

  07.15: Two identical mass object:xu24ksj3/.iv skswx w9ijn9 s are launched with the same speed from the same starting location. Object 1 is 9inix4ussk / xw.jsvw9j3 : k2launched 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 slhcq/5op4 g4apeed from the same starting location. Object 1 is launche5lp/acoqg4h4 d 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 hm7bdi2 w5dm u z0vp64torizontally, directly at the center of a target 20 m away. The arrow hits 0.050 m below the center of the targm4mv5zd 0b wi7 u6ptd2et. Neglecting air resistance, what was the initial speed of the arrow?

  03.05: Two arrows are launched at the same time with the same speed. A ev8 qq/vj)y*z at an angle greater than 45 degre qy /ev8vzq)*jes, and arrow B at an angle less than 45 degrees. Both land at the same spot on the ground. Which arrow arrives first?

  95.19: A baseball is thrown horizoy +3 7gkzeg:d q3ku0znntally 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 following st qkugy+gn0:zz7dk3e3 atements is correct?

  96.08: A ball is rolled off the edge of a horizontal table. The ball **cs(br a3sif has an init (rfabis*s3c* ial speed $v_0$ 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 a,, .en;rh furvn initial velocity v and an initial kinetih,fe n;,rr.uvc energy $E_k$. 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 303gu gw6w 4 q 5ksvnoukz t,p8qq);lkairplane 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 thatpw5tv0nwk368z;gl) kqq gkuo 4q,s u3 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 st;(*:k4unu iskkm2ay zorm, bales of hay had to be dropped from an airplane to a herd of cattle below. Assume the airplane flew horizontallykk*;2 ( y: uasz4kmnui 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 dista-e1 dqbow5 y((cr,ulu1 u, xbdnce of 50 yards down field. Neglecting air resistance, which of the following statements would be INCORRECT when the football reaches its highest wu u(bbored51,ul 1d-qxy, (cpoint.

  03.10: A ball is thrown ugk0 g7x d4.ruinto the air at 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 2cg+ 6v)lic2b9 .c z ziorqc8c0qaz:9v0 m away. In traveling first 5m horizontally, the arrow falls 0.2 m. In travei8i 9r2qlczac).cov0z:gqc9bz+ v6c ling the next 5 m horizontally it will fall a additional

  06.04: An arrow is sho q uegwrc-0t+/t from a bow 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 distak1ei ww;5q7p7jmjqz.nce 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 from which itq jkm71p5 qew.z 7jwi; was launched, what was the launch speed of the projectile? Ignore air resistance.

  13.14: A small ball is thrown at an a fk74vx8-ep. nc qcv3sik3wc9ngle 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 mass is: 0 ow5.)wol+ flda uchq;zot) 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 thr06 copctpg:9j5 6v pplown horizontally from the top of a building is shown as the dashed line in the figure. Which sets of arrows best correspond to the directio5g tpl o9j6p 6cpp:0cvns 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 q7i (ujwf k/o2the top of a building at an angle of fkq /2 u7jo(wi$30^{\circ}$ 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 launchedrxwdu;9i)z7 ,bz5 x xraoc,i1qf4of5 from the ground at an 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 horiz2x.whm t d1* *cqr9letontal from a height of 10.0 above the ground. If the initial speed of the object is 15.0 m/s, at what angle below the horizontal is the object moving when it reaches the ground? Igno w*lq1te9hm2c tdxr.* re air resistance.

  17.32: A projectile is launched att9oe m o)w4f+cioe 3-j an angle of 40° above the horizontal with a speed of 30 m/s e o jo+co 9m3)-etfi4w. 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 q s3-f4o *savtx3 ,z:.ftlbz9) xcojmis launched from the top of a cliff at an angle of 3,o4bsj.)m *s:x-cqoz9 zt3fl xa vf t$15.9^{\circ}$ 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)