phabulous physics: vectors physics topics vectors
DESCRIPTION
Phabulous Physics: Vectors Vector Notation Vectors are often identified with arrows in graphics and labeled as follows: A Vector A represents motion 10 cm to the right. AA XYZ TRANSCRIPT
Phabulous Physics: Vectors
Physics Topics
Vectors
Phabulous Physics: Vectors
Vectors
A vector is a quantity that involves both magnitude and direction.– 55 mph north– A downward force of 3 Newtons
A scalar is a quantity that does not involve direction.– 55 mph– 18 cm long
Phabulous Physics: Vectors
Vector Notation
Vectors are often identified with arrows in graphics and labeled as follows:
A
Vector A represents motion 10 cm to the right.
AA
X Y Z
Phabulous Physics: Vectors
Displacement Displacement is an object’s change in position. Distance
is the total length of space traversed by an object.
5m
3m
1m
mmmm
mmm9135 Distance
7.636ntDisplaceme 22
6.7mStartFinish
= 500 m
m m
005 Distance0Displacement
Phabulous Physics: Vectors
Vector Addition
AB
C
DE AB
C
D
E
A
B
C
DE
R
A + B + C + D + E = DistanceR = Resultant = Displacement
R
R
Phabulous Physics: Vectors
Rectangular Components
A
B
R22 BAR
adjopp
BA
hypadj
RB
hypopp
RA
tan
cos
sin
Quadrant IQuadrant II
Quadrant III Quadrant IV
y
-y
x-x