Physics 5.9.2 Flashcards
1
Q
The Principle of Conservation of Momentum States that:
A
In a Closed System, the Total Momentum Before an Event is Equal to the Total Momentum After the Event.
2
Q
What does a ‘Closed System’ mean?
A
A Closed System means the Energy within the System is Constant, & the Absence of External Forces, eg Friction.
3
Q
The Total Momentum Before a Collision = …
A
The Total Momentum After a Collision
4
Q
What will happen to the Overall Momentum if a System of Objects Moved in Opposite Directions (e.g. Towards each other) at the Same Speed?
A
They will have an Overall Momentum of 0, since they will Cancel Out.
5
Q
Momentum is always ___ over Time.
A
Conserved.
