Mechanical Layers of the Earth

What are the two ways scientists think about Earth's layers?

• Intrusive & Extrusive

• Clastic & Chemical

• Compositional & Mechanical

Convection currents occur in this mechanical layer causing tectonic plates to move?

• Lithosphere

• Asthenosphere

• Mesosphere

Tags

NGSS.MS-ESS2-3

Mechanical layer that is the strong lower part of the mantle?

• Lithosphere

• Asthenosphere

• Mesosphere

Which mechanical layer is made up of the crust and upper part of the mantle?

• Lithosphere

• Asthenosphere

• Mesosphere

Which mechanical layer is kept solid by extreme pressure even though it is very hot?

• Asthenosphere

• Outer Core

• Inner Core

The liquid mechanical layer that is part of the core?

• Mesosphere

• Outer Core

• Inner Core

Mechanical layer of the mantle that is made of semisolid rock that flows slowly?

• Lithosphere

• Asthenosphere

• Mesosphere

Mechanical layer that is divided into pieces called plates?

• Lithosphere

• Asthenosphere

• Mesosphere

Tags

NGSS.MS-ESS2-3

Which liquid mechanical layer surrounds the inner core?

• Mesosphere

• Outer Core

• Inner Core

The mechanical layer of the mantle that is more rigid than the asthenosphere?

• Lithosphere

• Asthenosphere

• Mesosphere