06.10: A firecracker explodes while iv-n5)we- s8 ah *vuqjsn flight along a parabolic path and fragments from it traveling all dire*85venu h)ajqsw sv --ctions. After the explosion, the center of mass of the firecracker

  07.20: A large wedge rest076 :.x: q;o bkfngl:wrgucses on a horizontal frictionless surface, as shown. A block starts from rest and slides down the inclined surfacs;c .: f:gu7brwn0:oqx g l6eke of the 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 a constant velocity of 10 m/s alo p.u;i bcg 8ay1:p;r fyr2k2rh9 l*dutndcl: i ;ru9k8 yr.b;prgthy2 ua2f1p *g the +x axis. The object suddenly explodes into 2 equal mass pieces. Immediately after the explosion, 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.xgfxe1 cl w1v9uj, 7v/00 m/s. A 5.0 kg mass moves to the left at 7.00 m/s. With what 1xvg c9,jfvx1lw /7euspeed does the center of mass of this two-mass system move?

  17.34: A 9.20 m long uniform plank rests on a friction ( zf wa-k8h(7ur7awwvless 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 plan - a7 kawwf(87vzwru(hk and stands at the same location as the box, the plank has slid 3.84 m to the right relative to the pond’s shore. Which one of the following choices best represents the mass of the plank?