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U8.S1.B4: Relative Dating (A-H)
A. What are the differences in how geologists determine
relative age (dating) and absolute age (dating)?
Meaning, what are the two dating process?
B.
What is the
Law of Superposition
?
C.
Why do younger
rock layers
form above older rock layers? –Sedimentary
D.
What does it mean when a
layer of rock
is missing from the geologic record?
-eroded
-unconformity
E. What causes vertical and horizontal
changes in
rock layers?
F.
How are
index fossils
used to date rock layers?
G. How is the relative age of a
dinosaur fossil
determined?
H. Looking at the picture,
relatively date
the rock layers. (13 different items)
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Part 2: Lab
Directions: Complete the “Skills Lab” on page 322.