Collisions in Two Dimensions: A 900-kg car traveling east at 15.0 m/s suddenly collides with a 750-kg car traveling north at 20.0 m/s. The cars stick together after the collision. In what direction does the wreckage move just after the collision?
A. 36.9° N of E
B. 42.0° N of E
C. 45.0° N of E
D. 53.1° N of E
E. 48.0° N of E
Answer: E
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