Inside the Earth

What is the core made of?

• steel

• magnesium

• aluminum

• iron

What layer is a semisolid and acts like a plastic?

• Lithosphere
• Mantle
• Asthenosphere
• crust

What happens to temperature as we move from the crust to the inner core?

• Decreases
• Increases
• Nothing

Tags

NGSS.MS-PS3-4

Less dense materials rise to the top.

• True
• False

Tags

NGSS.MS-PS2-4

Which layer of Earth has the GREATEST density?

• crust
• mantle
• outer core
• inner core

Identify layer  #20.

• mantle
• pizza crust
• inner core
• outer core

The element that has the highest density found throughout the composition of the Earth is _____.

• Iron

• Aluminum

• Magnesium

What is the outermost layer of the earth?

• Mantle
•  Crust
• Outer Core
• Lithosphere ∞∞

What percentage of the earth is made of the core?

• 21%
• 35%
• 6%
• 15%

 What is the densest layer of the earth?

•  The crust
• The mantle
•  The lithosphere 
• core