Earth Layers* FLASHCARD PERIOD 3

Front

What are the two kinds of crust that the Earth has?

Back

Oceanic and Continental Crust.

Front

Identify the layer of the Earth that is liquid and surrounds the inner core.

Back

Outer Core.

Front

Where are the Earth's Convection Currents found?

Back

In the Mantle.

Front

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

Back

Through seismic waves, made by earthquakes and man-made explosions.

Front

What is Layer 4 of the Earth?

Back

Upper Mantle.

Front

What is the outermost layer of the Earth called?

Back

Crust.

Front

What layer lies directly beneath the Earth's crust?

Back

Mantle.

Front

What is the solid inner part of the Earth called?

Back

Inner Core.

Front

What is the layer of the Earth that is partially molten and allows tectonic plates to move?

Back

Asthenosphere.

Front

What is the primary component of the Earth's outer core?

Back

Liquid iron and nickel.