Elites Earth Science Long Test 3.1 Practice Test

Front

What is Seafloor Spreading?

Back

The process of magma rising, cooling, and solidifying, forming new oceanic crust.

Front

Why is the Inner Core solid despite high temperatures?

Back

The high pressure keeps it from melting, which explains its continued solidity.

Front

What causes the Oceanic Crust to have young rocks?

Back

Seafloor Spreading.

Front

What is the Gutenberg Discontinuity?

Back

A boundary between the mantle and core.

Front

What is the state of matter of the Asthenosphere?

Back

Partly Liquid / 'Plastic'.

Front

What is the Earth's crust?

Back

The outermost layer of the Earth, composed of solid rock.

Front

What is the mantle?

Back

The layer of the Earth between the crust and the core, composed of semi-solid rock.

Front

What is the core of the Earth?

Back

The innermost layer of the Earth, consisting of a solid inner core and a liquid outer core.

Front

What is continental drift?

Back

The theory that continents have moved over geological time and were once joined together.

Front

What is a tectonic plate?

Back

A large slab of solid rock that makes up the Earth's lithosphere.