layers of the earth

The thinnest layer of the Earth is the ___________.

• mantle
• crust
• core

There are how many different types of crust?

• 1
• 2
• 5
• 3

What is the thickest layer of the Earth?

• the crust
• the mantle
• the outer core
• the inner core

What are the inner & outer core made of?

• steel

• iron

• aluminum

• iron and nickel

What describes the outer core?

• solid

• liquid

• gas

Why is the inner core solid?

• the temperature

• the type of rock

• the pressure

• it is colder than the outer core

What is the correct order of Earth's layers? outside to inside

• crust, outer core, inner core, mantle

• mantle, outer core, inner core, crust

• crust, mantle, outer core, inner core

• outer core, inner core, crust, mantle

The oceanic crust is made of?

• Granite

• Basalt

• magma

• Water

The continental crust is made of _______________.

• nickel

• Basalt

• Granite

• iron

What happens to the temperature as you move from the CRUST to the INNER CORE?

• Decreases

• Increases

• stays the same