Relative Age
Worksheet
Name:
Hour:
Directions: In each of the figures below, mark which rock layer or event is OLDER. Also indicate which
relative dating law (Superposition or Crosscutting Relationships) helped you determine your answer.
Law: ___________________ Law: ___________________ Law: ___________________
Law: ___________________
Law: ___________________ Law: ___________________
Law: ___________________ Law: ___________________ Law: ___________________
Law: ___________________ Law: ___________________ Law: ___________________
Directions: Use the picture below to answer the following questions.
1. There
are TWO
igneous
rock
layers in
the
diagram.
The
letters
representing igneous rocks are ______ and ______.
2. Which of the two igneous rock layers is the OLDEST?
3. Explain how you determined which igneous rock layer was older.
4. The letters C and W represent events, not rock layers. Identify the event each represents.
C: ________________________
W: ________________________
5. Number the following events from oldest (1) to youngest (4).
a. Fault
b. Volcano formation
c. Folding/Tilting
d. Unconformity
6. Put the entire picture in order from oldest (1) to youngest (11). Do not include layer “X” or the
folding/tilting of the bottom layers.
A 10
E
I
B
F
V
C
G
W
D
H