Two identical carts collide head-on, stick together, and stop. Which of the following statements must be true?
The two carts initially had equal but opposite velocities.
The two carts initially had different speeds.
The two carts initially had the same velocity.
There is not enough information to determine their initial velocities.
Answers: 2
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Two identical carts collide head-on, stick together, and stop. Which of the following statements mus...
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