Earth History EOG Review | Baamboozle - Baamboozle

English 30 Public

8th Grade NC Science Earth History Review

Study Slideshow

Fossils that help determine the relative age of rocks around it are called

index fossil

15

To learn how Earth’s Atmosphere has changed over time, scientists study air bubbles in what?

ice cores

15

Which rock layer is the oldest?

B

15

Organization of the major events on Earth with the appearance, evolution, and extinction of Earth’s organisms is called the

Geologic Time Scale

15

What type of rock are you most likely to find fossils in?

Sedimentary Rock

15

What drives the process of plate tectonics?

Heat of the Earth, convection currents

15

What process is most responsible for the extinction of most species of plants and animals that have lived on Earth?

environmental changes

15

This law that states that older rocks are at the bottom and younger rocks are on top is called...

law of superposition

15

Radioactive dating is used to find the ______________ age of a rock or fossil?

absolute (exact)

15

The law of superposition finds the __________ age of rocks

relative

15

Which era is known as the age of reptiles (dinosaurs)?

mesozoic

15

How old is the Earth?

4.6 Billion years

15

What era do we live in?

Cenozoic Era

15

What is A called?

an intrusion

15

Which fossil is the youngest?

mammoth tusks

15

Which substance would best preserve the soft parts of an organism (not the bones, teeth, and shell)?

amber

15