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13 years ago
An artillery shell explodes in midair and breaks up into many fragments. Which of the following statements are true regarding conditions immediately before and immediately after the explosion:
I.  The total momentum of the fragments is equal to the original momentum of the shell.
II. The total kinetic energy of the fragments is equal to the original kinetic energy of the shell.
A) Statement I only
B) Statement II only
C) Both Statement I and Statement II
D) Neither statement is true.
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13 years ago
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