Plate Tectonics Crash Course

What is the outer rocky layer of the Earth called?

• Atmosphere

  
  

•  Hydrosphere

  
  

• Lithosphere

•  Biosphere

  
  

Tags

NGSS.MS-ESS1-4

Who proposed the idea of a single supercontinent called Pangaea?

• Bruce Heezen

  
  

• Alfred Wegener

  
  

• Marie Tharp

  
  

• Harry Hess

  
  

Tags

NGSS.HS-ESS1-5

NGSS.HS-ESS1-6

NGSS.HS-ESS2-1

What is the process called that describes the movement of tectonic plates?

• Continental drift

• Oceanic convergence

  
  

• Magnetic reversal

  
  

• Tectonic shift

  
  

Tags

NGSS.MS-ESS2-3

Who was responsible for discovering sea-floor spreading and what was the key point?

• Harry Hess and the creation of new crust on the ocean floor.

• Alfred Wegner and the observation that the continents fit together.

• Marie Tharp and her illustrations of the

  Mid-Atlantic Ridge

• Bruce Heezen and his observations that the ocean basin was not flat.

The process where the oceanic crust is pushed beneath the continental crust is called

• Continental drift

  
  

•  Subduction

  
  

• Divergence

  
  

• Transform faulting

Tags

NGSS.MS-ESS2-3

How fast do tectonic plates typically move?

• As fast as a cheetah

  
  

• As fast as hair grows

  
  

• As fast as a car drives

• As fast as a plane flies

Tags

NGSS.MS-ESS2-3

What is a hotspot?

•  A location where tectonic plates collide

  
  

• A region where magma rises from deep within the Earth, creating volcanoes

  
  

• An area with no volcanic activity

• A place where oceanic and continental crust meet

  
  

What type of plate boundary occurs when two plates move away from each other?

• Convergent

  
  

•  Divergent

  
  

• Transform

  
  

• Subductive

  
  

Which of the following is an example of a constructive force?

• Erosion

  
  

•  Earthquake

  
  

• Volcanic eruption

  
  

•  Landslide

  
  

What land features are formed due to the plate activity between the Nazca Plate and the South American Plate? Select all that apply.

• Mid Ocean Ridges and Rifts

• Faults

• Trenches and Volcanos

• Earthquakes

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3