Exploring Earth's Layers and Structure

Front

What is the state of matter of Earth's outer core?

Back

Liquid

Front

What is the primary composition of Earth's inner core?

Back

Iron and nickel

Front

Which layer of Earth is directly below the lithosphere?

Back

Asthenosphere

Front

Which layer of Earth is solid and composed mainly of iron and nickel?

Back

Inner core

Front

Which layer of Earth is known for its plasticity and ability to flow?

Back

Asthenosphere

Front

What is the outermost layer of Earth called?

Back

Crust

Front

What is the layer of Earth between the crust and the outer core?

Back

Mantle

Front

What is the approximate thickness of the Earth's crust?

Back

5 to 70 kilometers

Front

What is the primary component of the Earth's mantle?

Back

Silicate minerals

Front

What is the temperature range of the Earth's inner core?

Back

Approximately 4,000 to 5,000 degrees Celsius