Which statement is true about Earth’s inner core?

It is under extreme pressure which makes it a solid

It is under extreme heat which makes it a liquid

It is as hot as the core of our sun

What is the relationship between the lithosphere and the asthenosphere?

Convection currents in the asthenosphere cause the lithosphere to move.

Convection currents in the lithosphere cause the asthenosphere to move.

The crust and the core make up the lithosphere.

The crust and mantle make up the asthenosphere.

Scientists determine the density and state of matter of Earth’s interior by using:

Evidence from Continental Drift

Evidence from Convection Currents

Scientists determine the composition Earth’s interior by using:

Evidence from Continental Drift

Evidence from Convection Currents

Which of the following occurs because of convection currents in the asthenosphere?

Tectonic plates are set in motion

The density of the core increases.

Which of the following occurs because of convection currents in the outer core?

Tectonic plates are set in motion

The density of the core increases.

What this the order of the Earth's layers from densest to least dense?

inner core, outer core, mantle, oceanic crust, continental crust

continental crust, oceanic crust, mantle, outer core, inner cor

outer core, inner core, crust, mantle

mantle, inner core, outer core, oceanic crust, continental crust

Layers of the Earth Review

Authored by Charles Martinez

Other Sciences

8th - 9th Grade

Used 2+ times

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25 questions

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MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Which layer is the thinnest, outermost layer of the Earth?

Crust

Mantle

Inner Core

Outer Core

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Which of these statements is true about Earth’s crust?

A. It includes the continents but not the ocean floor.

A. It is a layer of solid rock made up of the same type of rock throughout.

A. It is a changing, moving, surface with the same thickness everywhere.

A. It is a made of two separate types of crust with different densities.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

If we compare the temperature and pressure of the Earth’s mantle to the core, what differences can we expect as we move downward into the Earth's core?

Both the temperature and pressure increase.

Both the temperature and pressure decrease.

The temperature increases and the pressure decrease.

The temperature decreases and the pressure increases.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Which sublayer is made up of the crust and upper mantle?

Inner Core

Outer Core

Lithosphere

Asthenosphere

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What two layers of the Earth have convection currents?

Crust and mantle

Inner core and outer core

Outer core and asthenosphere

Lithosphere and asthenosphere

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the inner core composed of?

Basalt

Granite

Solid iron and nickel

Molten (liquid) iron and nickel

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the outer core composed of?

silicon and oxygen

magnesium and iron

Solid iron and nickel

Molten (liquid) iron and nickel

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Layers of the Earth Review

Which layer is the thinnest, outermost layer of the Earth?

Which of these statements is true about Earth’s crust?

If we compare the temperature and pressure of the Earth’s mantle to the core, what differences can we expect as we move downward into the Earth's core?

Which sublayer is made up of the crust and upper mantle?

What two layers of the Earth have convection currents?

What is the inner core composed of?

What is the outer core composed of?

Which statement is true about Earth’s inner core?

Which layer of the Earth is the thickest and consist of magnesium and iron?

What is the relationship between the lithosphere and the asthenosphere?

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