Lithosphere Review

What is the outermost layer of the Earth?

• Crust

• Mantle

• Inner Core

• Outer Core

The crust and upper mantle make up Earth’s __________.

• astenosphere

• continents

• core

• lithosphere

Which statement about the Earth’s crusts is CORRECT?

• Continental and oceanic crusts have the same weight.

• Continental crust is heavier than oceanic crust.

• Continental crust is thicker than oceanic crust.

• Oceanic crust is thicker than continental crust.

What do we call the continuously moving part of the earth’s crust?

• fault

• fissure

• fracture

• plate

Which theory states that the entire crust is broken and is continuously moving?

• Continental Drift Theory

• Plate Tectonics Theory

• Seafloor Spreading Theory

• Titanic Theory