Momentum and Collisions Flashcards
What is the formula for momentum?
Mass x Velocity.
Momentum is written as…
P
Momentum is a property of what?
Moving objects.
The greater the mass of an object…
The greater its velocity.
The more momentum the object has.
Momentum has ____ and ______
Size.
Direction.
Momentum is a v…
Vector quantity.
Momentum before equals to…
Momentum after.
The momentum is the same before and after an event, what is this called?
Conservative of Momentum.
What is a closed system?
No external forces act.
What do forces cause?
Changes in momentum.
When a force acts on an object what happens?
Causes change in momentum.
What does a larger force mean?
Faster change of momentum.
Greater acceleration.
If someone’s momentum changes quickly the forces on…
The body will be large, causing injury.
The longer it takes for a change in momentum…
The smaller the force .
