Vectors Flashcards
(12 cards)
1
Q
Define distance
A
as the length of path travelled
2
Q
Define displacement
A
change in position
3
Q
Define speed
A
the rate of change of distance
4
Q
Define velocity
A
the rate of change of position
5
Q
Define acceleration
A
the rate of change of velocity
6
Q
Define scalar
A
a physical quantity which has magnitude only.
7
Q
Define Vector
A
a physical quantity which has both magnitude and
direction.
8
Q
Define position
A
relative to a reference point.
9
Q
Triangular Law of Forces:
A
Three forces in equilibrium can be represented by the three sides of a closed triangle taken in order
10
Q
Define Resultant Vector
A
The single vector which has the same effect as all the original vectors
acting together
11
Q
Define Equilibrium
A
a state of balance between opposing forces
12
Q
Define Net force
A
the sum of all forces acting on an object
