Anatomy of a Disaster - Earth Science

1)      What layers of the Earth are a part of the lithosphere? Circle all that apply.

• Oceanic crust

• Outer core

• Continental crust

• Upper mantle

1)      Refer to the image. Which area is most likely to experience a powerful earthquake?

• Australia

• Southern Africa

• Antarctica

• New Zealand

1)      When the continents were once together, what was the land-mass called?

• Gondwana

• Pangaea

• Leurasia

• L’Acquila

What term is used to describe the process of land masses splitting and moving away from each other?

• Sea-floor spreading

• Subduction

• Continental drift

• Convection

What are the differences between the oceanic crust and the continental crust? (Choose any/all that apply)

• The elements/materials it is made of

• The density of the crust

• The thickness of the crust

• None of the above

The object that records seismic waves is called?

• Seismograph

• Seismogram

• Richter scale

• Seismologist

What natural phenomenon has occurred along the ‘Pacific Plate’?

• The Great Pacific Eyre

• The Marianna Trench

• The ring of fire

• The Himalayan Mountain Range

What power scale are earthquakes measured on?

• Richter Scale

• Decibel Scale

• Seismograph

• Duvoir Scale

How much more powerful is a magnitude 2 earthquake than a magnitude 1?

• Twice as powerful

• 10 times more powerful

• 33 times more powerful

• 100 times more powerful

Comparing graphs. Which graph represents the relationship between quantity of earthquakes (in percentage), and the magnitude of earthquakes? (Graph question)

• Graph A.

• Graph B.

• Graph C.

• Graph D.