Science
Name: ______________________ Date: ____________
I
I
R
E
L
A
T
I
V
E
A
G
E
N
Y
S
X
E
R
X
V
S
F
I
R
V
D
H
V
O
N
D
J
B
U
M
B
E
L
E
J
A
Q
T
P
Q
A
P
W
E
L
B
X
I
S
N
L
O
H
F
E
A
T
E
U
F
J
K
G
U
J
P
Z
R
F
T
A
T
O
I
M
I
H
N
L
E
P
R
V
S
R
S
O
C
O
U
I
I
M
O
U
A
E
E
S
V
K
U
S
S
P
T
S
P
F
V
M
I
O
B
S
C
L
S
S
T
W
Y
P
A
L
G
O
A
G
A
S
R
I
D
N
K
I
H
F
I
Q
C
J
D
M
O
L
D
V
N
H
A
L
F
L
I
F
E
N
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Y
E
S
- cast
- fossil
- half life
- index fossil
- isotope
- mold
- past
- relative age
- release
- remains
- superpostion