Interior of the Earth

What type of crust has a density of 3.0 g/cm3?

• Oceanic

• Continental

In which region of the Earth is conduction the dominant heat transfer mechanism?

• Crust

• Core

• Mantle

• Lithosphere

In which layer of the Earth does the convection necessary for plate motion occur?

• Outer core

• Mantle

• Inner core

• Crust

Tags

NGSS.MS-ESS2-1

Which region in the Earth is about 85% iron?

• Lithosphere

• Core

• Mantle

• continental crust

The asthenosphere is an important layer because it responds to forces by flowing as it is relatively weak

• True

• False

Tags

NGSS.HS-ESS2-3

The oceanic crust consists mainly of _________.

• granitic rocks

• gabbroic rocks

• basaltic rocks

• ultramafic rocks

Which region of the Earth is molten?

• Outer core

• Crust

• Mantle

• Inner core

The Moho separates:

• the asthenosphere from the Mesosphere

• the crust from the mantle

• the lithosphere from the asthenosphere

• the outer core from the inner core

Which of the following sentences best describes slab pull?

• Warmer oceanic lithosphere is pulled below colder asthenosphere.

• Cold continental lithosphere is pulled below warmer asthenosphere.

• Cold oceanic lithosphere is pulled down into the mantle by gravity.

• Cold continental lithosphere is pulled below warmer oceanic lithosphere.

Tags

NGSS.HS-ESS1-5

NGSS.HS-ESS2-1

What is the approximate distance from the surface to the center of he Earth?

• 1,000 miles

• 40,000 miles

• 10,000 miles

• 4,000 miles