Name: __________________________ Date: _____________



1.
Two toy cars are on the head-on collision course. The mass and speed of the cars before the collision are m1= 2.0 kg, m2= 5.0 kg, s1= 5.0 m/s to the right, and s2 = 10.0 m/s to the left, respectively. After partially inelastic collision the first car changes direction and is moving to the left with the speed of 10.0 m/s. What is the final velocity of the second car after collision?
A.
10.0 m/s to the left
B.
4.0 m/s to the left
C.
4.0 m/s to the right
D.
8.4 m/s to the left
E.
8.4 m/s to the right
F.
need help


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