The Value of the Momentum of a System Is the Same

question 54

Multiple Choice

The value of the momentum of a system is the same at a later time as at an earlier time if there are no

• A) collisions between particles within the system.
• B) inelastic collisions between particles within the system.
• C) changes of momentum of individual particles within the system.
• D) internal forces acting between particles within the system.
• E) external forces acting on particles of the system.

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