Earth History Review

Geologic processes that occur today are similar to those that occurred in the past.

• uniformitarianism

• catastrophism

• superposition

• correlation

Idea that conditions and creatures on Earth change in quick, violent events.

• lateral

• index fossil

• uniformitarianism

• catastrophism

A principle that states that geologic change occurs suddenly.

• Catastrophism

• Superposition

• Uniformitarianism

• Relative Dating

a principle that states that geologic processes that occurred in the past can be explained by current geologic processes.

• Unconformity

• Uniformitarianism

• Superposition

• Catastrophism

The solid, outer layer of the Earth that consists of the crust and the rigid upper part of the mantle

• Lithosphere
• Mesosphere
• Mantle
• Crust

Which layer of Earth is characterized by rock that is plastic, or soft enough to flow?

• asthenosphere
• crust
• lithosphere
• inner core

What is the thickest layer of the Earth?

• the crust
• the mantle
• the outer core
• the inner core

Which layer of Earth is located above the outer core?

• crust
• inner core
• mantle
• lithosphere

Who is the person credited with developing the theory of continental drift?

• Harry Hess
• Galileo
• Alfred Wegener
• Newton

What is the correct order (starting from the surface) of Earth's layers?

• crust, mantle, inner core, outer core
• mantle, outer core, inner core, crust
• inner core, outer core, mantle, crust
• crust, mantle, outer core, inner core