Which is always true in a closed system?(1 point)

Responses

Acceleration is not constant.
Acceleration is not constant.

Momentum is conserved.
Momentum is conserved.

Mass is not conserved.
Mass is not conserved.

Velocity is constant.

3 answers

None of the given options are always true in a closed system. The correct answer is: None of the above.
wrong
I apologize for the confusion. The correct answer is: Momentum is conserved. In a closed system, the total momentum remains constant unless an external force acts on it.