In situations and problems involving momentum, a closed system is defined as one that does not gain or loseMultiple choice question.momentum.mass.energy.temperature.

A closed system does not allow [______] to cross its system's boundary.Group of answer choicesenergymassenergy or mass

Conservation of energy:The total amount of energy in a closed system remains constantEnergy cannot be made or destroyed _ _ _ _ one _ to another

The statement that the momentum of any closed, isolated system does not change is the of of .

The law of conservation of angular momentum states that the angular momentum of a closed system is conserved if there are no net externalMultiple choice question.changes to it.factors acting on it.torques on it.forces on it.

Which principles are useful for solving problems involving propulsion in space?Multiple select question.recoilopen systemsclosed systemsconservation of momentum