Three Layers of the Earth

The core, mantle, and crust are the three layers of the _______

• ocean

• earth

the earth's ______ is divided into large sections that fit together like puzzles.

• core

• crust

The theory of _________ states that the continents were once a single landform.

• seafloor spreading

• continental drift

___________ currents push tectonic plates as hot magma rises, cools, and sinks again.

• Convection

• Ocean

Tags

NGSS.MS-ESS2-3

A/An _______ can be active, dormant, or extinct.

• volcano

• earthquake

________are made up of both continental and oceanic crust.

• collide

• faults

• tectonic plates

• separate

Tags

NGSS.MS-ESS2-1

Alfred Wegener concluded that _________ and rock layers found on several continents were once on the same landmass.

• collide

• fossils

• faults

• tectonic plates

Tags

NGSS.MS-ESS2-3

Mountains are landforms that can be created when tectonic plates ________ or when one plate is subducted below another.

• collide

• fossils

• faults

• separate

Tags

NGSS.MS-ESS2-2

A divergent boundary forms when two tectonic plates ___________.

• collide

• fossils

• tectonic plates

• separate

Tags

NGSS.MS-ESS2-1

Most earthquakes occur along ______ and plate boundaries.

• collide

• fossils

• faults

• tectonic plates

Tags

NGSS.MS-ESS3-2