INVERTIBRATE
ENVIRONMENT
OBSERVATION
HYPOTHESIS
VERTIBRATE
CONCLUSION
EXPERIMENT
ASTRONOMY
CHEMISTRY
ASTROLOGY
SCIENCE
PROBLEM
PHYSICS
GEOLOGY
BIOLOGY
O
N
H
O
O
B
S
E
R
V
A
T
I
O
N
J
E
A
G
H
A
H
I
U
A
I
W
I
S
C
I
E
N
C
E
E
I
X
A
O
T
X
S
U
N
I
S
H
O
Q
N
C
E
U
F
N
C
H
U
M
N
C
Y
R
S
A
W
U
E
O
H
V
A
E
V
O
T
I
O
K
E
Y
O
U
S
Y
A
A
I
E
C
L
P
E
P
O
A
L
D
A
M
G
U
P
E
U
M
S
M
S
R
G
R
M
A
U
M
H
A
S
I
O
B
B
A
W
U
I
E
K
C
T
T
D
N
N
G
Y
U
O
R
L
E
V
U
L
S
E
A
T
I
I
M
L
E
P
G
O
U
I
E
O
F
U
C
T
O
Z
C
B
A
J
S
C
I
O
E
B
R
P
P
I
M
N
R
I
A
H
R
E
N
R
E
Y
L
D
P
A
V
O
X
B
O
Y
J
E
S
A
K
N
H
O
B
O
H
J
Z
O
V
G
E
C
K
H
E
F
T
Q
W
V
I
Y
E
I
L
P
R
P
I
F
U
N
N
A
Z
E
R
V
P
I
L
G
P
H
T
I
P
N
R
X
I
O
D
I
W
E
O
O
A
R
Y
B
I
O
Q
R
Y
P
V
M
G
Y
P
O
R
X
L
W
K
O
O
O
N
O
T
E
E
V
O
E
H
A
U
I
U
A
O
T
H
N
U
B
A
O
D
H
Z
V
H
Q
Z
T
W
V
F
I
G
K
X
M
U
U
L
U
A
R
E
V
V
B
V
I
T
A
I
U
Y
T
O
E
I
E
N
E
A
K
I
S
E
A
M
M
U
K
S
U
A
P
U
N
T
Y
N
Z
M
D
I
H
I
H
W
I
Q
Y
M
O
N
O
R
T
S
A
I
A
Z
V
G
Y
L
S
