Earth Layers* FLASHCARD PERIOD 3

Front

What is the Earth's Outer Core?

Back

The Outer Core is the layer of the Earth located between the mantle and the inner core, composed mainly of liquid iron and nickel.

Front

What is the Earth's Inner Core?

Back

The Inner Core is the solid innermost layer of the Earth, primarily made of iron and nickel, and is extremely hot.

Front

What is the correct order of the Earth's layers from the outside to the inside?

Back

The correct order is: Crust, Mantle, Outer Core, Inner Core.

Front

What is the Asthenosphere?

Back

The Asthenosphere is a semi-fluid layer of the upper mantle that allows tectonic plates to move.

Front

Which layer of the Earth has the greatest density?

Back

The Inner Core has the greatest density among all Earth's layers.

Front

What is the Crust?

Back

The Crust is the outermost layer of the Earth, consisting of solid rock and soil.

Front

What is the Mantle?

Back

The Mantle is the thick layer of the Earth located between the crust and the outer core, composed of semi-solid rock.

Front

What is the Lithosphere?

Back

The Lithosphere is the rigid outer layer of the Earth, including the crust and the uppermost part of the mantle.

Front

What is the difference between the Inner Core and Outer Core?

Back

The Inner Core is solid and extremely hot, while the Outer Core is liquid and less dense.

Front

What materials primarily compose the Outer Core?

Back

The Outer Core is primarily composed of liquid iron and nickel.