Plate Tectonics

Who theorized that the Americas had been torn away from Europe and Africa?

• Abraham Ortelius

• Francois Paget

• Georges-Louis Leclerk

• Antonio Snider Pellegrini

Tags

NGSS.HS-ESS1-5

Which scientist championed the concept of 'Continental Drift'?

• Abraham Ortelius

• Francois Paget

• Georges-Louis Leclerk

• Alfred Wegener

Tags

NGSS.MS-ESS2-3

What did Alfred Wegener hypothesize as the mechanisms causing the drift?

• Centrifugal force of the Earth's rotation

• Change in the Earth's axis of rotation

• Both A and B

• None of the above

Tags

NGSS.MS-ESS2-3

Who proclaimed that mantle convection was the answer to Wegener's missing power source?

• Abraham Ortelius

• Francois Paget

• Arthur Holmes

• Alfred Wegener

Tags

NGSS.HS-ESS2-3

What did the increased data from seismograph stations reveal about earthquakes?

• They occur randomly all over the world

• They occur near trenches and along mid-ocean ridges

• They occur only on land

• They occur only in the Pacific Ocean

Tags

NGSS.MS-ESS3-2

Who theorized that the mid-ocean ridges appeared to be extensional rift valleys?

• Marie Tharpe

• Bruce Heezen

• Harry Hess

• Tuzo-Wilson

Tags

NGSS.HS-ESS1-5

What did ocean-floor magnetic surveys reveal about the mid-ocean ridges?

• They are symmetrical

• They are the same age

• They are connected with transform faults

• All of the above

Tags

NGSS.MS-ESS2-3

What are the three main plate boundary types?

• Divergent, Convergent, Transform

• Subduction, Mountain, Horizontal

• Ridge, Trench, Fault

• Extensional, Symmetrical, Magnetic

What fundamental force plays a role in moving the tectonic plates?

• Gravity

• Centrifugal force

• Mantle convection

• Friction

What is the next tool that scientists are pondering to reveal new facets of plate tectonics?

• Seismographs

• Satellites

• Sonar

• Unknown

Tags

NGSS.MS-ESS2-3