Layers of the Earth

Front

What is the densest layer of the Earth?

Back

Inner Core

Front

Which layer of the Earth is the only liquid layer?

Back

Outer Core

Front

Tectonic plates are made up of continental crust and ________ crust.

Back

oceanic

Front

What is the thinnest layer of the Earth?

Back

Crust

Front

How do we know so much about the Earth's interior if we can't travel to the center?

Back

Seismic waves, made by earthquakes and man-made explosions.

Front

What are the three main layers of the Earth?

Back

Crust, Mantle, Inner Core, Outer Core.

Front

What is the composition of the Earth's crust?

Back

Primarily made up of rocks and minerals.

Front

What is the temperature range of the Inner Core?

Back

Approximately 4,000 to 5,000 degrees Celsius.

Front

What is the primary material of the Outer Core?

Back

Liquid iron and nickel.

Front

What is the role of tectonic plates?

Back

They move and interact, causing earthquakes, volcanic activity, and the formation of mountains.