Internal Structure of the Earth Quiz

The three main layers of the Earth are the _____________, _____________, and _____________.

• core

• crust

• mantle

• asthenosphere

• litosphere

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

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

Which layer is layer 1?

• Core
• Mantle
• Crust
• Mesophere

Which layer is layer 4?

• Core
• Mantle
• Crust
• Mesophere

Which layer is layer 2?

• Core
• Mantle
• Crust
• Mesophere

Which layer of the Earth is the thickest?

• Core
• Crust
• Mantle

Which rock is most dense?

• Granite
• Limestone
• Basalt
• Shale

Which portion of the crust is thicker?

• Continental
• Oceanic

Basalt is ________ dense than Granite.

• More
• Less
• The same density 

The oceanic crust is comprised of _________. 

• Granite
• Basalt
• Shale
• Coquina