07.14: An object moves to ttdt0rar51kdg tq 2r5, he East across a frictionless surface with constant speed. A pers 05drk 5ttd2tarqrg,1on then applies a constant 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 w. -bz1yf;hhr. dxovce 19u.w oith the same speed from the same startio 1.hf1.. x 9hyb;cw zuredo-vng 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 from the sameze6b/ 2de a7ol starting location. Objeea edl2z/6o7 bct 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, directly at v80;a ,wkzkmy*lbtr q/xhr-:the center of a target 20 m away. The arrow hits 0.050 m below ry0; k,8 lkaw: tqmb-r*/ xzvhthe center of the target. Neglecting air resistance, what was the initial speed of the arrow?

  03.05: Two arrows are launched at the same time with the same sp 61e8bosp3n ln-oj99e s7cdxjeed. A at an angle greater than 45 degrees, and arrow B at an angle less than 45 degrees. Both land at the same spot on t7-36 9s bs xc18 dojonp9enljehe ground. Which arrow arrives first?

  95.19: A baseball is thrown horizontally from a cliff. At th7 o2w*/)z y/kro rtwcge same instant, a bowling ball is dropped from the same height. Assuming air resistance can be ignored, which of the following statements is correc2)r7/gotzy*o /ckwr w t?

  96.08: A ball is rolled off the edge of a horizontal table. The bah4l+*nk dy d;cll has an initidcn+ h4 ;*dlykal 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 an initia2t hqy;lx;v2m;wmsuvrxg* + -l velocity v and an initial y2wx gq;2x;m- hmu;*vrltsv + kinetic 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 xw(1jmv e 2xid+2eklh03ebcj89 4m gnhad 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/nvx1 2memcj42 glbd wejx80h3ek i(9+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, what will happen to their distance of separation?

  00.38: During a recent winter storm6rjd v afvjm:g5ie*: 3z x.-ms, bales of hay 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 resistanfa:3dxr- i*m6gv j j5sez. mv:ce 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 distance of 50 yards do;*8jr m27 ynqchkj 0okwn field. Neglecting air resistance, which of the following statements would be INCOR8 *mkh2y ;jc0joqr nk7RECT when the football reaches its highest point.

  03.10: A ball is thrown into the air at an anglej0l en-t/ t; 3es7atbj $\theta$ 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 targeth.ryqh 6dh.bt w 57xs( 20 m away. In traveling first 5m horizontally, the arrow falls 0.2 m. In traveling the next 5 m horizontally it will fall a adddr(x6yt7 5qbhs w..hh itional

  06.04: An arrow is shot fr0fnvj (oh- bp;om 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 ground9ew d /z.xx)xz landed a horizontal distance of 120.0 m from its launch point. The projectile was in the air for axdw xz.x/e)9z 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 ats98jjl6uvgk ix63 uomk,)h0a 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 mass is launched from + wu4qqvo9 dk045 bw3r1p8bw7pn nilhthe 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 trajedcse 3iejp3o:jj,l.r 4n;w3 mctory of an object thrown horizontally from the top of a building 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 obc i;34 o:.nmpe ldjrsej3 wj3,ject at the point labeled P on the trajectory?

  02.41: A person throws a small object from the top of a building at an angle 3nfem l mi01h rm 0s/c4tnp2(wof 3s0(ml mnw h42/0cr tnfepm i1$30^{\circ}$ 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 angl91xssv6 -msw5s y q2dye 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 h1w+lcx-kq nw: /m y(ozeight 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 /qly-nww 1:+xm kco( zthe ground? Ignore air resistance.

  17.32: A projectile is launched at an angle of 40° above the horiob9f sr; vzwfv8 5xx3m rc5s3,gy7(cw zontal with a speed of 30 m/s . How much time passes before the position of the projectile makes an angle of 20° abov9xxscgrz3b 78fw ms3ywvf;(o c5rv, 5e the horizontal from the original launch point?

  14.40: A small 1.35-gram mass is launched from the top of a cliff at an p8lm/ m1dhpi(ko6creee.7 1 langle of m7mo1ed lep(1l.kp ceh8/ir6 $15.9^{\circ}$ 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)