A B
Guide questions:
1. What laws of stratigraphy does the picture in letter A tell us?
2. In picture B, new rocks were introduced. What law is best explained in this
kind of rock stratum?
3. How old is the rock that was intruded in stratum B?
4. What geologic processes
existed in stratum B which
its
deformation?
5. If you want to determine the age of the rocks in the rock layer, what
method are you going to use?
causes