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

Question

Responses

Momentum is conserved.
Momentum is conserved.

Velocity is constant.
Velocity is constant.

Mass is not conserved.
Mass is not conserved.

Acceleration is not constant.

Answer 1

In a closed system, the statement that is always true is:

Momentum is conserved.

This is based on the law of conservation of momentum, which states that the total momentum of a closed system remains constant if no external forces are acting on it.