Earth Layers & Convection Currents

What is the correct order of the earth's layers from inside to outside?

• inner core, mantle, outer core, crust

• outer core, inner core, mantle, crust

• crust, mantle, outer core, inner core

• inner core, outer core, mantle, crust

Which is the thinnest layer?

• crust

• mantle

• outer core

• inner core

Which is the hottest layer?

• crust

• mantle

• outer core

• inner core

Which is the coolest layer?

• crust

• mantle

• outer core

• inner core

Select ALL layers that are solid.

• crust

• mantle

• outer core

• inner core

Select ALL layers that are liquid/molten rock.

• crust

• mantle

• outer core

• inner core

Which is true about oceanic crust?

• It is thinner and less dense than continental crust.

• It is thinner and more dense than continental crust.

• It is thicker and more dense than continental crust.

• It is thicker and less dense than continental crust.

Which is true about continental crust?

• It is thinner and more dense than oceanic crust.

• It is thinner and less dense than oceanic crust.

• It is thicker and more dense than oceanic crust.

• It is thicker and less dense than oceanic crust.

What is Plate Tectonics?

• movement of the Earth in space

• movement of the oceans against Earth's land

• movement of the Earth around the sun

• movement of the pieces of Earth's crust

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Why do Earth's plates move?

• because of tornadoes and hurricanes

• because of Earth spinning on its axis

• because of Earth orbiting the sun

• because of molten rock heating and cooling within the mantle

Tags

NGSS.MS-ESS2-3