E
A
R
T
H
Q
U
A
K
E
S
A
N
D
F
A
U
L
T
S
E
A
R
T
H
Q
U
A
K
E
S
A
N
D
F
A
U
L
T
S
WHY DO WE NEED TO LEARN ABOUT
EARTHQUAKES?
EARTHQUAKES
The shaking and trembling caused
by sudden released of energy
It occurs when rocks along fault
suddenly moves
E
A
R
T
H
Q
U
A
K
E
S
A
N
D
F
A
U
L
T
S
3 S
T
T R
P E
E S
Y S
E S
S
O
F
TENSIONAL
Rocks are stretched
away from each
other
3 S
T
T R
P E
E S
Y S
E S
S
O
F
COMPRESSIONAL
Rocks are pushes
towards each other
3 S
T
T R
P E
E S
Y S
E S
S
O
F
SHEAR
Rocks are pushes
towards each other
but not in the same
axis
Where do Earthquakes occur?
E
A
R
T
H
Q
U
A
K
E
S
A
N
D
F
A
U
L
T
S
T
Y
P
E
S
O
F
F
A
U
L
T
S
T
Y
P
E
S
O
F
F
A
U
L
T
S
T
Y
P
E
S
O
F
F
A
U
L
T
S
WHERE DOES AN EARTHQUAKE STARTS?