Earth's Layers & Seismic Waves

The Earth is divided into ____ chemical layers and ____ physical layers.

• 3; 7

• 5; 7

• 3; 5

• 4; 3

Which layer of Earth is located above the outer core?

• crust

• inner core

• mantle

• lithosphere

Which layer(s) are composed of Iron and Nickle?

• A

• A & B

• C

• B & C

Tags

NGSS.MS-ESS3-1

Which of these two layers is a solid?

• innercore

• Outercore

Tags

NGSS.MS-ESS2-1

What is the rigid layer of the Earth's surface made up of the  crust and upper mantle called?

• asthenosphere
• lithosphere
• mesosphere
• continental crust

What are the two types of crust?

• top crust,bottom crust
• oceanic crust, continental crust
• water,land
• none of the above 

Tags

NGSS.HS-ESS1-5

NGSS.HS-ESS2-1

Scientists determine what Earth’s interior looks like by using:

• Volcanoes

• Seismic Waves

• Continental Drift

• Convection Currents

This layer of Earth is the thickest part

• crust
• outer core
• mantle
• inner core

Which of the following occurs because of convection currents?

• Tectonic plates on the crust move.
• The mantle increases in size.
• Pressure in the crust increases.
• Pressure in the crust decreases.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

In which layer is Earth's magnetic field created?

• mantle

• outercore

• innercore

• lithosphere