ELECTRICITY
BATTERY
CIRCUIT
SWITCH
SOCKET
BULB
PLUG
LAMP
WIRE
A
E
T
E
H
X
Y
J
P
D
O
E
D
C
O
L
H
U
F
T
D
D
L
O
C
I
I
O
H
E
S
O
U
E
A
U
U
W
V
R
E
X
E
C
W
O
S
W
R
O
G
Q
C
P
M
A
E
T
I
A
A
O
I
G
Y
U
N
E
S
F
G
R
T
Y
D
V
U
Q
I
T
S
A
G
B
I
I
C
V
I
W
E
T
A
J
Z
K
G
U
I
C
H
I
I
X
S
O
C
K
E
T
U
U
U
I
Z
R
Z
B
A
Z
F
B
L
A
M
P
A
T
E
W
U
B
A
T
T
E
R
Y
H
C
I
Y
Q
L
N
R
N
O
S
I
E
H
X
Y
N
J
B
O
T
A
P
F
A
K
H
X
S
X
O
