# Physical Science

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A stationary but moveable 450-kg cannon is fired and the 12-kg cannonball moves off to the right with a velocity of 20.0 m/s. What is the connon's velocity (both magnitude and direction) due to the kickback from the firing?

• Physical Science -

Masscannon*veloctiycannon+massbullet*velocity bullet=0 Momentum is conserved

cannons velocity= (1/masscannon)(-massbullet*velocitybullet)

• Physical Science -

10 m/s

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