Geological History of Earth

The mineralized remains of organisms and the rock layers in which they are found

• Fossil

• Rock Strata

• Fossil Record

• Stratigraphy

The sedimentary layers of rock in Earth

• Fossil Record

• Rock Strata

• Geological time scale

• Fossil

The study of rock layers

• Rock Strata

• Geological time scale

• Stratigraphy

• Eras

The preserved remains or trace of an Organism

• Fossil

• Fossil Record

• Rock Strata

• Eras

The measurement to describe the timing and relationship of the events that have occurred throughout Earth's History is called

• Geological time scale

• Rock Strata

• Fossil record

• Stratigraphy

A very long span of geological time

• Eras

• Eon

• Geological time scale

• Fossil record

within the layers of sedimentary rock, the youngest layer is at the top. Each layer below is older.

• Rock Strata

• Law of Superposition

• Fossil record

• Eras

Earth has a _____ year history

• 4.6 billion

• 8.2 million

• 4 trillion

Tags

CCSS.4.NBT.A.1

CCSS.4.NBT.A.2

The youngest fossils are found in the ____ layer of the fossil record.

• top

• middle

• bottom

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

• top

• middle

• bottom