Geologic History of Earth Quiz

The mineralized remains of organisms and the rock layers in which they are found, showing when and where long-dead organisms lived and how their bodies were structured.

• Rock strata
• Fossil record

The sedimentary layers of rock in Earth

• Rock strata
• Fossil record

The study of rock layers

• Rock strata
• Stratigraphy

The preserved remains or trace of an organism

• Fossil
• Stratigraphy

The measurement to describe the timing and relationship of the events that have occurred throughout Earth’s history.

• Fossil
• Geologic time scale
• Fossil record

Scientists study __________________ and the __________________ to help determine the geologic history of the Earth.

• rock strata & fossil record
• absolute & relative
• million & billion

Analyses provide only __________________ dates, not an __________________ scale.

• rock strata & fossil record
• relative & absolute
• million & billion

Earth has a 4.6-_______________-year history.

The oldest fossils are found in the ________________ layer of the fossil record.

Which layer is the youngest

• 1
• 2
• 3
• 4