Earth's Layers and Plate Tectonics

Which layer do the tectonic plates sit on?

• Crust

• Lithosphere

• Asthenosphere

• Mantle

How are the inner and outer core similar?

• They are both liquid

• They are both solid

• They are both made of iron and nickel

• They are the outermost layers

Tags

NGSS.MS-PS1-1

Many scientists think that the most important mechanism driving tectonic plate motion is ...

• mantle convection

• slab pull

• ridge push

• plate tectonics

Tags

NGSS.MS-ESS2-3

The continents were joined in a single large landmass they call Pangaea. Over this span of time, the continents have moved to their present day locations. What is this theory called?

• plate tectonics

• continental drift

• sea-floor spreading

• subduction

Tags

NGSS.MS-ESS2-3

Which layer is the largest layer of the Earth?

• crust

• mantle

• outer core

• inner core

Which form of heat transfer is in the asthenosphere and causes the tectonic plates to move around?

• conduction

• convection

• radiation

• condensation

Tags

NGSS.MS-PS1-4

Which layer of Earth is broken up into tectonic plates?

• lithosphere

• asthenosphere

• mesosphere

• core

Which layer(s) of Earth make up the lithosphere? Check all that apply.

• crust

• mantle

• outer core

• inner core

Which layer(s) of Earth make up the asthenosphere? Check all that apply.

• crust

• mantle

• outer core

• inner core

Which layer is the only liquid layer of the Earth?

• crust

• mantle

• outer core

• inner core