A-LEVEL PHYSICS: 4.5.1: Linear Momentum (SaveMyExams) Flashcards
(7 cards)
1
Q
when an object with mass is in motion & ∴ has a velocity, the object also has…
A
momentum
2
Q
linear momentum:
A
momentum of an object that is moving in 1d
3
Q
linear momentum of an object remains ___, unless…
A
constant, unless the system is acted upon by an external resultant force (NI)
4
Q
momentum:
A
mass * velocity
5
Q
momentum = …
A
p=mv
momentum = mass * velocity
6
Q
momentum is a ___ quantity
A
vector
7
Q
since momentum is a ___ quantity, you can have both ___ & ___ momentum
A
vector, positive, negative
