WorksheetsGeological Stratigraphy
Total questions: 20
Worksheet time: 19mins
Name
Class
Date
1.
What rock layer is the oldest ?
a)
a
b)
b
c)
c
d)
d
2.
What is the law of superposition?
a)
a precise plan to teleport
b)
a method to find where you are
c)
a principle used to determine relative age of rocks
3.
Superposition means that in an undisturbed sequence of sedimentary rocks, which of the following is true?
a)
The oldest rocks are on top.
b)
The youngest rocks are in the middle.
c)
The youngest rocks are on the top.
d)
There is no way to know which layers are older.
4.
Which layer is the youngest?
a)
A
b)
B
c)
C
d)
E
5.
Which rock layer is the oldest?
a)
A
b)
B
c)
C
d)
E
6.
The best index fossils have which two traits?
a)
widespread geographically, long lifespan
b)
widespread geographically, short lifespan
c)
specific place, long lifespan
d)
specific place, short lifespan
7.
The age of a rock layer compared to the other rock layers around it is called
a)
Absolute Age
b)
Relative Age
c)
Comparative Age
d)
Layer Age
8.
Which of the following correctly lists the layers in order from oldest to youngest?
a)
A, B, C, D, E
b)
E, A, C, D, B
c)
E, D, C, B, A
d)
E, C, B, D, A
9.
Letter "F" is a....
a)
inclusion
b)
intrusion
c)
fault
d)
unconformity
10.
Geologists use radioactive dating to determine THE ABSOLUTE AGE OF ROCKS.
a)
True
b)
False
11.
_______________is the method of determining the absolute ages of rocks.
a)
radioactive dating
b)
carbon-14 dating
c)
relative dating
12.
For the cross section of rock layers, put them in order from OLDEST to YOUNGEST.
a)
E, D, A, C, B
b)
D, A, C, E, B
c)
D, A, E, B, C
d)
D, E, A, B, C
13.
The Principle of Cross-Cutting Relationships states that an igneous intrusion is
a)
always younger than the layers it cuts across
b)
always older than the layers it cuts across
c)
the same age as the rock it melted
d)
none of the answers are correct
14.
Relative age dating is used to determine the...
a)
actual age of an event
b)
length of time between two events
c)
age of one event in comparison with other events
d)
rate at which a gologic process occurs
15.
Which of the following correctly lists the layers in order from oldest to youngest?
a)
A, B, C, D, E
b)
E, B, C, D, A
c)
E, D, C, B, A
d)
C, B, A, D, E
16.
What is the oldest layer?
a)
B
b)
C
c)
D
d)
E
17.
What is the youngest layer?
a)
A
b)
B
c)
C
d)
D
18.
The rock formation labeled "P" is a(n)...
a)
fault
b)
intrusion
c)
inclusion
d)
unconformity
19.
Letter "B" is an....
a)
Igneous inclusion
b)
Igneous intrusion
c)
fault
d)
unconformity
20.
The tilt occurred
a)
After deposition of Layer C
b)
After the fault
c)
Before deposition of D
d)
After the house was built
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