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

Responses

Momentum is conserved.
Momentum is conserved.

Acceleration is not constant.
Acceleration is not constant.

Velocity is constant.
Velocity is constant.

Mass is not conserved

1 answer

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

Momentum is conserved.

This is a fundamental principle of physics that applies as long as there are no external forces acting on the system.