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A baseball is thrown through the air with an initial angle of 45 degrees. Midway through the flight the baseball suddenly explodes into many pieces.
Which of the following is TRUE, assuming no outside forces are present?
All pieces fall to the ground under the influence of gravity. All pieces have zero horizontal velocity after the explosion.
The center of mass of all pieces continues on the same trajectory as the baseball before the explosion.
All individual pieces continue on the same trajectory as the baseball before the explosion.
The center of mass of all pieces has a greater net velocity after the explosion compared to before the explosion.