Earth’s Layers Vocabulary

The different layers of the Earth based on composition, including the crust, mantle, and core. Fill in the blank: ____________

• Compositional layers

• Mechanical layers

• Atmospheric layers

• Tectonic plates

Tags

NGSS.MS-ESS2-1

The layers of the Earth based on physical properties, such as the lithosphere and asthenosphere, are called:

• Mechanical layers

• Chemical layers

• Sedimentary layers

• Atmospheric layers

The outermost layer of the Earth, composed of rock. Fill in the blank: ____________

• crust

• mantle

• core

• asthenosphere

The layer of the Earth between the crust and the core, composed of silicate rocks. Fill in the blank: ____________

• mantle

• crust

• core

• lithosphere

Tags

NGSS.MS-ESS2-1

The innermost layer of the Earth, composed mainly of iron and nickel. Fill in the blank: ____________

• core

• mantle

• crust

• asthenosphere

The part of Earth's crust that underlies the ocean basins, composed mainly of basalt. Fill in the blank: ____________

• Oceanic crust

• Continental crust

• Mantle

• Core

The part of Earth's crust that forms the continents, composed mainly of granite. Fill in the blank: ____________

• Continental crust

• Oceanic crust

• Mantle

• Core

Tags

NGSS.MS-ESS2-3

The boundary between the Earth's crust and the mantle. Fill in the blank: ____________

• Moho discontinuity

• Asthenosphere

• Lithosphere

• Core-mantle boundary

The movement of fluid within the mantle that drives plate tectonics. Fill in the blank: ____________

• Convection currents

• Radiation waves

• Magnetic fields

• Evaporation cycles

The rigid outer layer of the Earth, consisting of the crust and upper mantle. Fill in the blank: ____________

• lithosphere

• asthenosphere

• core

• mantle