Question

Use the drop-down menus and what you know about index fossils to choose the correct answers.

Index fossils are the remains of organisms that lived on Earth for
______ periods.
First, geologists use relative age to ____ determine the of the layers of rock.
They then use index fossils to relate the layers to those in
______ locations.​

Answer 1

1) Short

2) Order

3) Different

Step-by-step explanation:

Hope this helps :)

Answer 2

1-short

2-order

3-different

Step-by-step explanation:

i did it :)