Plate Tectonics

Which type of evidence would a geologist need to support plate tectonic theory?

• Plate fossils that are similar in size

• The weathering and erosion of coastlines

• New crust formed by the sea floor spreading

• Rocks with different physical appearances

Tags

NGSS.MS-ESS2-3

Which of these explains how an ocean trench can form at a subduction zone?

• Two oceanic plates converging

• Two continental plates converging

• Two continental plates diverging

• Two oceanic plates diverging

Seafloor spreading occurs when…

• Two oceanic plates converge

• Magma pushes up between plates creating new seafloor

• A trench is present

• Two oceanic plates transform

Tags

NGSS.MS-ESS2-1

Which of the following is evidence to support continental drift?

• Computers were used in 1965 to match up coastlines of South America and Africa

• The same fossils of earthworms were found in South America, Africa, India and Australia

• It was observed that the Argentinean mountain range lines up with the South African mountain range

• All of the above

Tags

NGSS.HS-ESS1-5

Who created the theory of continental drift?

• Albert Einstein

• Alfred Wegener

• Bill Henry

• Benjamin Franklin

What causes convection currents in the mantle? *

• The rising of warmed magma and sinking of cooled magma

• The rising of cooled magma and the sinking of warmed magma

A convergent boundary...

• collides together

• divides apart

• slides against each other

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

A divergent boundary...

• collides together

• divides apart

• slides against each other

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

A transform boundary...

• collides together

• divides apart

• slides against each other

Tags

NGSS.MS-ESS2-3

Earthquakes are typically caused at a fault line where two plates create a _____________ boundary.

• convergent

• divergent

• transform

Tags

NGSS.MS-ESS3-2