Kinematics: Vectors And Scalars Flashcards
1
Q
Vector
A
A physical quantity that has both magnitude and direction
2
Q
Scalar
A
A physical quantity that only has magnitude
3
Q
Resultant vector
A
The single vector which has the same effect as all the original vectors acting together
4
Q
Distance
A
The length of path travelled
5
Q
Displacement
A
Change in position
6
Q
Speed
A
Rate of change of distance
7
Q
Velocity
A
Rate of change of position or rate of change of displacement
8
Q
Acceleration
A
Rate of change of velocity
9
Q
Instantaneous velocity
A
Is the velocity at a particular instant in time
10
Q
Position
A
position relative to a reference point
11
Q
Free fall
A
When the only force acting upon the object is gravitational force
