What is the thin rocky outer layer of Earth called?

• Lithosphere

• Asthenosphere

• Crust

• Mantle

Which layer is the outermost rigid layer made up of the crust and upper mantle?

• Asthenosphere

• Lithosphere

• Crust

• Core

What are the two types of Earth's crust?

• Ocean and Continent

• Lithosphere and Asthenosphere

• Crust and Core

• Mantle and Core

What is the composition of the lithosphere?

• Only crust

• Only mantle

• Crust and upper mantle

• Core and mantle

What is the primary feature of the lithosphere?

• Softness

• It is Brittle

• Thickness

• It is Fluid

What is the mantle composed of?

• Solid rock

• Semi-liquid rock

• Liquid iron

• Iron-nickel alloy

What is the composition of the inner core?

• Liquid iron

• Semi-liquid rock

• Solid iron-nickel

• Solid rock

What is the primary element in the outer core?

• Nickel

• Iron

• Silicon

• Oxygen

Which layer of the Earth is semi-liquid and moves in convection cells?

• Crust

• Mantle

• Outer core

• Inner core

What is the main function of the outer core?

• Supports the crust

• Creates the magnetosphere

• Provides nutrients

• Stores water