WAVELENGTH
FREQUENCY
AMPLITUDE
TROUGH
CREST
U
H
P
D
G
V
E
H
G
U
J
B
O
P
O
M
M
A
A
W
O
X
O
D
I
X
U
G
U
E
V
A
F
I
Y
Z
Y
R
N
E
E
P
U
V
N
S
Y
U
E
R
D
Y
T
U
V
E
O
B
C
F
F
X
X
U
R
I
E
L
M
U
N
E
V
Q
O
M
O
Y
N
E
O
R
E
U
R
U
M
L
U
C
F
N
I
B
U
A
L
S
E
V
G
H
W
G
U
J
Q
A
B
U
O
Z
H
X
U
T
M
A
E
A
I
A
O
F
O
F
O
H
J
P
R
N
A
A
M
P
L
I
T
U
D
E
F
T
