Chapter 9 - Review

Who is the person credited with developing the theory of continental drift?

• Harry Hess
• Galileo
• Alfred Wegener
• Newton

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NGSS.MS-ESS2-3

What evidence did Wegener use to support his theory?

• Continents and fossils fitting together/matching-up like puzzle pieces 
• glacier scars and other climate evidence from temperature
• mountain ranges and rocks line up across continents
• all of the above

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NGSS.MS-LS4-1

What was the name of the continent which existed 225 million years ago?

• India

• Pangea

• Jurassic

• Australia

Originally the Continental drift theory was not well received by other scientist.  Why? 

• There was a competing theory at the time that was more believable. 
• There was no data showing the continents ever moved. 
• The scientists did not know the force responsible for moving the continents. 
• The scientist presenting the data was unreliable.  

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Where did Wegener find plant fossils that today would not be able to survive on that type of land?

• North America
• Antarctica
• China 
• India

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NGSS.MS-LS4-1

This is a picture of glacier scars found in Africa.  What are these evidence for?

• Africa has always been near the equator
• Africa was once in an area of the Earth that had a very cold climate
• The continents have not moved
• sea floor spreading

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Evidence of continental drift includes:

• plants and animals match

• the shape of the continents

• the oceans are close together

• rocks match

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A divergent boundary in the ocean creates what feature?

• Mid Ocean Ridge

• Rift Valley

• Deep Ocean Trench

• Subduction Zone

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Mid-Atlantic Ridge is a result of convergent plate boundaries

• True

• False

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Magnetic bands on the ocean floor are evidence that Earth’s magnetic field changes.

• TRUE

• FALSE