Earth's Compositional Layers

The pie section shows Earth's composition from the center to the surface. Section IV is most likely composed of?

• Molten iron

• Granite rock

• Solid Iron

• Basalt

Tags

NGSS.MS-ESS2-1

Which layer or layers of Earth does a deep well or mine shaft go through?

• Crust only

• Mantle only

• Crust and mantle

• Mantle and core

In the table, Layer C is most likely Earth's?

• Atmosphere

• Crust

• Mantle

• Core

Layer A in the table has the lowest temperature and density. What part of the Earth is most likely layer A?

• Atmosphere

• Crust

• Mantle

• Core

Tags

NGSS.MS-ESS1-4

Which of these best represents the Earth's structure?

• 
• 
• 
• 

Tags

NGSS.MS-ESS2-1

Which is the thickest layer of Earth?

• The crust

• The inner core

• The mantle

• The outer core

The density is highest in Earth's?

• Crust

• Upper mantle

• Lower mantle

• Core

Compared to rocks in Earth's crust, rocks in the mantle are more?

• Dense

• Mineral-rich

• Granular

• Porous

Earth's core is mainly composed of?

• Iron and aluminum

• Silicon and hydrogen

• Iron and nickel

• Silicon and oxygen

The average density of one crustal plate is 2.8 g/cm^3 and the average density of an oceanic plate is 3.2 g/cm^3. If these two plates came together, what could be expected to happen?

• The two plates would push apart and form a rift zone

• The oceanic plate would rise up over the continental plate

• The oceanic plate would be pushed under the continental plate

• The two plates would meet head on and rise up to form mountains

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3