Structures of Earth

The inner core is a _____ due to the pressure it has on it.

• gas

• liquid

• solid

• none of the above

Tags

NGSS.MS-ESS2-1

Which is the largest layer of the earth?

• crust

• mantle

• inner core

• outer core

Which layer contain convection currents?

• mantle

• crust

• outer core

• inner core

What is the only liquid layer of the Earth?

• crust

• mantle

• outer core

• inner core

Why is the inner core solid?

• its unknown
• what it's made of
• the pressure
• it is colder than the outer core

What layer is a semisolid and acts like a plastic?

• Lithosphere
• Mantle
• Asthenosphere
• crust

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

• Pressure Decreases
• Pressure Increases
• Nothing

Tags

NGSS.HS-ESS2-3

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

• Decreases
• Increases
• Nothing

How hot is the Earth's inner core?

• 5000 to 7000 degrees C

• 2000 degrees c

• About as hot as the surface of the sun

• 1,000-3,700 degrees C

The Earth's crust

• ranges from 6 to 40 km

• is the thinnest layer of Earth

• has a cool outer temperature

• all of these