FRICTION
BACKWARD
FORWARD
FORCE
PUSH
PULL
SPIN
FALL
RUB
Q
H
B
O
I
B
T
H
S
D
U
V
Q
G
V
C
N
F
O
R
W
A
R
D
P
A
R
T
P
W
B
O
J
H
J
R
O
H
U
M
U
N
A
I
B
O
E
E
J
U
C
U
S
R
C
N
U
W
C
E
Y
I
C
S
H
N
K
O
D
I
R
W
F
I
T
Q
S
I
W
I
H
A
O
J
A
A
R
K
O
P
A
T
U
S
F
V
L
P
U
L
L
S
R
C
U
G
B
Z
L
U
H
H
H
E
D
I
G
I
B
V
E
A
R
O
I
I
I
R
U
I
U
I
Q
I
B
T
V
P
R
F
N
R
U
B
