1
WHEELANDAXLE
2
FRICTION
3
FULCRUM
4
PULLEY
5
ENERGY
6
SCREW
7
LEVER
8
WEDGE
9
FORCE
10
GEAR
S
I
B
V
V
M
F
O
R
C
E
I
J
I
R
A
I
O
S
G
U
E
I
Y
O
W
L
A
T
D
L
I
B
M
E
L
A
I
L
D
A
J
F
O
D
Y
I
I
N
X
K
Z
E
K
M
U
R
U
M
E
D
A
E
A
O
X
O
U
E
A
I
R
R
L
S
C
R
D
P
U
V
H
F
U
C
E
A
L
M
J
G
N
Z
U
H
F
T
O
T
V
E
U
I
U
Y
A
X
A
F
A
M
X
I
E
G
P
S
O
Q
L
X
J
A
I
U
W
O
L
Q
U
I
D
X
E
I
E
A
K
K
E
N
T
Y
U
Q
C
P
E
R
X
U
W
Z
D
S
C
R
E
W
U
I
H
O
Z
P
A
X
G
J
E
V
A
O
X
F
W
E
D
I
U
I
E
E
I
F
U
L
C
R
U
M
C
L
U
Y
N