Two Identical Objects in Outer Space, One Moving at 2

question 34

Multiple Choice

Two identical objects in outer space, one moving at 2 m/s, the other at 1 m/s, have a head-on collision and stick together. Their combined speed after the collision is

• A)0.5 m/s.
• B)0.33 m/s.
• C)0.67 m/s.
• D)1.0 m/s.
• E)none of the above

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