A chunk of clay in outer space moves at 3 m/s and has an inelastic collision with a half-as-massive chunk initially at rest. Compared to the initial kinetic energy of the 3-m/s chunk, the kinetic energy of the coupled chunks is
A. two-thirds.
B. one-third.
C. three-quarters.
D. not enough information
Answer: A
Environmental & Atmospheric Sciences
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