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 primarily composed of?

Back

Solid, rocky material.

Tags

NGSS.MS-ESS2-1

Front

Which layer of the Earth is described as liquid metal?

Back

Outer core.

Front

What is the state of the Earth's mantle?

Back

Molten state of medium density made mostly of silicon and oxygen.

Front

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

Back

Solid and extremely hot.

Front

What are tectonic plates?

Back

Large pieces of the Earth's crust that move and interact with each other.

Front

What is the main component of the outer core?

Back

Liquid iron and nickel.

Front

How thick is the Earth's crust on average?

Back

About 5 to 70 kilometers.

Front

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

Back

Approximately 4,000 to 5,000 degrees Celsius.

Front

What is the primary function of the mantle?

Back

It allows for the movement of tectonic plates through convection currents.

Tags

NGSS.MS-ESS2-3