Geosphere Final Review

What is the outermost layer of the Earth?

• Outer core
• Inner core
• Mantle
• Crust

What type of crust is the thickest?

• ocean
• continental

Which layer of the core is mostly liquid?

• inner core
• outer core

What is erosion?

• The movement of sediment

• The breaking of sediment

• The dropping of sediment

On which layer can we find the tectonic plates?

• Lithosphere

• Asthenosphere

• Lower Mantle

• Upper Mantle

A mid ocean ridge happens from what type of plate boundary?

• Convergent
• Divergent
• Transform

A convergent boundary is when plates...

• collide
• move apart
• slide passed one another
• one plate is pulled down into the mantle

The thinnest layer of Earth is the 

• Inner Core
• Mantle
• Crust
• Outer Core

Subduction happens at what type of plate boundary?

• Convergent
• Divergent
• Transform

In what layer of Earth do convection currents occur?

• Inner Core
• Outer Core
• Mantle
• Crust