🪨 Earth Layers
🔬 What It's Made Of
🌎 Facts
🧠 Challenge
100

What is the name of the layer we live on?

Crust

100

Which layer is mostly solid rock?

Crust

100

How many main layers does Earth have?

4

100

What is the outermost layer of Earth?

Crust 

200

What layer is directly underneath the crust?

Mantle 

200

What are the inner and outer cores mainly made of?

Iron and Nickle

200

Which layer is the thickest?

Mantle 

200

Put these in order from outside to inside

mantle, crust, inner core, outer core.

300

What is the name of Earth's deepest layer?

Inner Core

300

What is the mantle mostly made of?

Solid rock

300

Which layer is liquid?

outer core

300

Which layer helps create Earth's magnetic field?

Outer core

400

What are the two parts of Earth's core?

Outer and Inner

400

What is the inner core mostly made of?

Iron and Nickle 

400

Why is the inner core solid even though it is extremely hot?

Pressure

400

A student says the mantle is completely liquid. Are they correct? Explain.

No. It is mostly solid rock that can slowly flow over long periods.

500

What is the difference between the inner and outer core?

Inner core is solid; outer core is liquid

500

Why can the outer core flow but the inner core cannot?

The outer core is liquid, while the inner core is solid because of immense pressure.

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