06.10: A firecracker explodes whilegh7g0h4hwdj+v5 v8 s8av 1i ki in flight along a parabolic path and fragments from it traveling all directions. After the explos8v857ivsivd 0a hgkghj4+1wh ion, the center of mass of the firecracker

  07.20: A large wedge rests on a horizontal fricto 0rt r xz9q/1 (pmsg9tw7ji+xionless surface, as shown. A block starts from rest and slides down the inclined surface of the t1 zw+xr7ijm9xogp (t r0q9s/wedge, which is rough. During the motion of the block, the center of mass of the block and wedge system

  10.34: A 4.0 kg object in deep space moves at aiusye ys5;a+9 constant velocity of 10 m/s along the +x axis. The object suddenly explodes into 2 equal mass pieces. Immediately after the explosion9yeus +i;sa y5, one piece is now moving directly along the –y axis with a speed of 8.0m/s. What was the size of the impulse (in proper MKS units) provided to this piece now moving along the –y axis from the explosion?

  16.26: A 10.0 kg mass moves to the right at 8.00 m/s. A 5.0 kg mass moves tb pqgfnih p +2m0 sqt8i2z9q68o the left at 7.00 m/s. With what speed does the center of mass of this two-ma2i08m pg b8n+q zpth62qsiq9fss system move?

  17.34: A 9.20 m long uniform plank rests on a frhy hm*th3 .7 dtvnci+d5udpm1 v/) y2aictionless ice pond. A 52 kg box rests on the plank’s left end while a 71 kg person stands at the plank’s right end. After the person walks to the left on the plank and stands at the same location as the box, the plank has slid 3.84 m to the right relative to the pond’s shorphddhvyt*y /.a )md2n +7v humt315ci e. Which one of the following choices best represents the mass of the plank?