Earth's Crust

The (a)   is sometimes called Earth's skin, because it makes up its outer surface.

The (a)   is only about 3-5 miles (8 kilometers) thick under the oceans( oceanic crust ) and about 25 miles (32 kilometers) thick under the continents ( continental crust ).

When the ___________ _____ stretches beyond its limits, tension cracks begin to appear on the Earth's surface and the plates begin to shift and break.

(a)  

Tags

NGSS.MS-ESS2-3

The (a)   extends from about 100 km (60 miles) to about 700 km (450 miles) below Earth's surface.

The (a)   is about 2,900 kilometers (1,802 miles) thick.

Earth’s ______ ____ lies 2,890 km (1,800 mi) beneath Earth's surface.

(a)  

Earth’s ______ _____ lies 2,890 km (1,800 mi) beneath Earth's surface.

(a)  

Underneath our feet tectonic plates shift, (a)   bubbles, water boils, and both regularly erupt.

__________ ________ in the Earth’s mantle causes the Earth’s plates to move.

(a)  

Tags

NGSS.MS-ESS2-3

_______ _____ is less dense and much thinner than continental crust.

(a)