Superposition and Index Fossils 2020

Front

The Law of Superposition helps scientists to determine what?

Back

The relative age of rock layers

Front

According to the law of superposition, where are the oldest fossils found?

Back

Near the bottom of the rock layers

Front

Which rock layer in the diagram seems to be the oldest?

Back

A

Front

According to the law of superposition, which layer is the youngest?

Back

A

Front

Which of the following correctly lists the layers in order from oldest to youngest? Options: A, B, C, D, E; E, B, C, D, A; E, D, C, B, A; C, B, A, D, E

Back

E, B, C, D, A

Front

What is the oldest layer in the outcrop? Options: B, C, D, E

Back

E

Front

What is the youngest layer in the outcrop?

Back

A

Front

In this rock layer diagram there are two unconformities, a fault at E and an intrusion at D. Which unconformity occurred first?  How do you know?

Back

Intrusion D occurred first because the instrusion has been moved by the fault.

Front

Which rock layer most likely contains fossils of the most recently evolved organisms? Options: 4, 3, 1, 2

Back

1

Front

What can be said about the pottery as compared to the skull found in the site?

Back

The rock layer with the pottery is more recent than the rock layer with the skull.