06.10: A firecracker explodes whilecjp hxnlz60 pz0q9q+6 in flight along a parabolic path and fragments from it traveling jpq0z c9x6l 0n6z qph+all directions. After the explosion, the center of mass of the firecracker

  07.20: A large wedge rests on a horizontal fric) pvc 25e, :a ljk7p:rva1ybu-djjx u.tionless surface, as shown. A block starts fk2jlypjv rxbvud-1uc7: aea ,).p 5 j:rom rest and slides down the inclined surface 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 sp)kr 6 vhz7f/ g)spiad+ace moves at a constant velocity of 10 m/s along the +x axis. The object suddenly explodes into 2 equal mass pieces. Immediately after the explosion, one piece is now d+a 6r)hsz)vf kpg/7imoving 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 mqw(iydx-n/.7la:, x5k cd) cgywl9 av/s. A 5.0 kg mass moves to the left at 7.00 m/s. With what speed does the center of mass of this tyxx9q,c lw.k/:v -7awcdg)5nyld( aiwo-mass system move?

  17.34: A 9.20 m long uniform plank rests on a frictilsn1yj9) g6iionless 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)j 1 lgni9iys6, 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?