Layers of the earth

Front

What are the layers of the Earth from innermost to outermost?

Back

inner core, outer core, lower mantle, upper mantle, crust

Front

What is the Earth's crust made of?

Back

Solid, rocky material.

Tags

NGSS.MS-ESS1-4

Front

What layer of the Earth is composed of moving continental and oceanic plates?

Back

The lithosphere, which includes the crust and the uppermost part of the mantle.

Front

What is the outer core primarily made of?

Back

Liquid iron and nickel.

Front

What is the main characteristic of the inner core?

Back

It is solid and extremely hot, composed mainly of iron and nickel.

Front

What is the difference between the upper mantle and the lower mantle?

Back

The upper mantle is cooler and more rigid, while the lower mantle is hotter and more fluid.

Front

What is the lithosphere?

Back

The rigid outer layer of the Earth, consisting of the crust and upper mantle.

Front

What is the asthenosphere?

Back

A semi-fluid layer beneath the lithosphere that allows tectonic plates to move.

Tags

NGSS.MS-ESS2-3

Front

What is the temperature range of the Earth's inner core?

Back

Approximately 4,000 to 5,500 degrees Celsius.

Tags

NGSS.MS-PS3-4

Front

How thick is the Earth's crust on average?

Back

About 5 to 70 kilometers thick.