Earth Layers Vocabulary

Front

What is the liquid layer of the Earth's core?

Back

Outer core

Front

What is the cool, rigid, outermost layer of Earth that consists of the crust and the uppermost part of the mantle?

Back

Lithosphere

Front

What layers make up the lithosphere?

Back

The crust and the upper mantle

Front

What is the innermost part of Earth made of solid nickel and iron?

Back

Inner core

Front

What is the soft layer of the mantle on which the lithosphere floats?

Back

Asthenosphere

Front

What is the primary composition of the Earth's inner core?

Back

Solid nickel and iron

Front

What are tectonic plates?

Back

Segments of the lithosphere that move and interact with each other.

Tags

NGSS.MS-ESS2-3

Front

What is the difference between the lithosphere and the asthenosphere?

Back

The lithosphere is rigid and includes the crust and upper mantle, while the asthenosphere is a soft, flowing layer beneath it.

Front

What is the significance of the outer core in Earth's structure?

Back

It generates Earth's magnetic field due to the movement of molten iron.

Front

How does the temperature change as you move from the crust to the inner core?

Back

Temperature increases with depth, reaching extreme temperatures in the inner core.