ページ1:

Motion
Motion is physical quality is a quantity
can be measured.
Physical quantity ปริมาณทางกายภาพ
กายภาพ
Scalar
magnitude (426)
A scaled vector diagram
ปริมาณ
Vector
•
magnitude
direction
The length proportional to the of the quantity.
The direction=arrow is the direction of the
quantity.
magnitude
Tail
Direction
Head-direction
Four cardinal direction
N
W
E

ページ2:

Distant and Displacement
Distant(scalar)=The length of the actual
path traveled ระยะทางทั้งหมด
Displacement (vector)=The length of the
path traveled by an object in a specific
direction in a straight line.ระยะจากจุดเริ่ม
ต้นไปจุดจบไปเป็นเส้นตรงมีระยะทางชัดเจน
Example
School
1
1
9852
GPS, F
10m
201
Home or
A
Distance = 10+ 10+ 201
Thom
+20 +10+5
=7M
Displacement=
30 m north
23

ページ3:

Scale Speed and velocity
Speedอัตราเร็ว= The rate of change
of distance. Average speedor - Total distance trowelds
Vector
Total time taken.
M
Velocity=The rate of
changeover displacement.
Average Velocity" = Displacement
Example
A
Total time taken
John
=0
+ direction
N
A
1000 n, 500 Second B
2000m, 1250 second A like
Speed: = 1000 m
=2m
5005
velocity = 1000
2m, move to east
500
Ance
Speed = 2009
2002-1.6m
250
Vebrity = hood
250