Match the following. Match the items in the left column to the items in the right column. 1. index fossil
study of fossils
2. law of original lateral continuity
study of rock layers and the processes that form them
3. law of superposition
a fossil that is widespread geographically but only occurs in one layer or a small number of layers of rock
4. paleontology
sediment deposited into water will spread in a horizontal and continuous sheet
5. stratigraphy
any undisturbed sequence of layered rocks has the oldest rock on the bottom and newest rock on the top