1. Relative Dating With Rock Layers Practice
Try and put these rock layers in order. Complete as part of your notes.
Sketch problem and write answer underneath.
The full sequence of events is:
1. Layer C formed.
2. Layer B formed.
3. Layer A formed.
4. After layers A-B-C were present, intrusion D cut across all three.
5. Fault E formed, shifting rocks A through C and intrusion D.
6. Weathering and erosion created a layer of soil on top of layer A.

2. Practice Vocab on Quizlet
cards/

4. DABEC (old to young) E and C are igneous (magma rising) A, B, D are sedimentary (layers)

5. FEDCBA
Igneous – D
Sedimentary – ABCEF
Top: erosion

9. I, B, F, M, H, R
45’ line = tilt – faulting
If there were no letters, how could you tell B and B were the same age? Same key/picture/legend.
Sedimentary: all but H
H: igneous

11. Plenary- Relative Dating Lab Online
abs/dating2/index.htm
Go onto the following website and successfully put rock layers in order. It will grade the sequence for you.