Structure of Earth

Front

What is the Geosphere?

Back

The Geosphere is the solid part of the Earth, including the crust and the layers beneath it, where soil and rocks are found.

Front

What is the least dense layer of the Earth?

Back

The least dense layer of the Earth is the crust.

Front

What is the Outer Core?

Back

The Outer Core is the layer of the Earth that is made up of liquid iron and nickel, located beneath the mantle and above the inner core.

Front

What tectonic plate is the United States located on?

Back

The United States is primarily located on the North American Plate.

Front

What is the Inner Core?

Back

The Inner Core is the solid, innermost layer of the Earth, composed mainly of iron and nickel.

Front

What is the Mantle?

Back

The Mantle is the layer of the Earth between the crust and the outer core, made of semi-solid rock that flows slowly.

Front

What is the Crust?

Back

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

Front

What is the Asthenosphere?

Back

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

Front

What is a tectonic plate?

Back

A tectonic plate is a large slab of solid rock that makes up the Earth's crust and upper mantle, which moves and interacts with other plates.

Front

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

Back

The Inner Core is solid and composed mainly of iron, while the Outer Core is liquid and also composed of iron and nickel.