Earth's Layers

Front

What are the main layers of the Earth?

Back

The main layers of the Earth are the Crust, Mantle, Outer Core, and Inner Core.

Front

What is the composition of the Earth's crust?

Back

The Earth's crust is primarily composed of rocks and minerals, including silicates and oxides.

Tags

NGSS.MS-ESS3-1

Front

What is the state of matter of the mantle?

Back

The mantle is solid but can flow under pressure.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

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

Back

The temperature of the Earth's inner core is estimated to be between 4,000 to 5,000 degrees Celsius.

Tags

NGSS.MS-PS3-4

Front

Why is the inner core solid despite high temperatures?

Back

The inner core is solid due to the extremely high pressure that prevents it from melting.

Front

What is the thickest layer of the Earth?

Back

The thickest layer of the Earth is the Mantle.

Front

What is the outer core primarily made of?

Back

The outer core is primarily made of liquid iron and nickel.

Front

How does the temperature change as you go deeper into the Earth?

Back

As you go deeper into the Earth, the temperature generally increases.

Tags

NGSS.MS-PS1-4

Front

What is the role of the mantle in plate tectonics?

Back

The mantle's convection currents drive the movement of tectonic plates.

Tags

NGSS.MS-ESS2-3

Front

What is magma and where does it come from?

Back

Magma is molten rock that originates from the mantle.

Tags

NGSS.MS-ESS2-1