AMEN

Alfred Wegener, a German Scientist, just published a theory to explain the?

• jigyaw fit

• jisgaw fit

• gigsaw fit

• jigsaw fit

These is deep regions

• rifts

• trenches

• magma

• plate

it contains the crust and the mantle

(a)  

the plates are rigid and they move over the softer?

• asthenosphere of the mantle

• asthenosphere

• mantle

• crust

one plate can contain both?

• continental and oceanic crust

• continental and atlantic crust

• atlantic and oceanic crust

it is a long, narrow chain hills or mountains

• trenches

• mid-oceanic ridge

• mid-atlantic ridge

• rifts

they are about 70 kilometers thick.

• plates

• plate

• plate tectonic theory

• plate tectonics

it is the formation of the new crust on the ocean floor

• seafloor mapping

• seafloor spreading

• magma

it defined the depth and size of the oceans deepest regions.

• seafloor mapping

• trenches

• mapping

it is a trembling or shaking of the earth

• earthquake

• fault

• focus