LHS Earth Science - Sea Floor Spreading

True or False : Sea-floor Spreading adds new material to the ocean floor?

• True
• False

What did scientists use to map the oceans floor?

• Echo-location
• Sonar
• Space Shuttles
• Animals

What are Mid-Ocean Ridges?

• A chain of underwater waterfalls 
• A chain of underwater volcanos
• A chain of underwater mountains
• A chain of underwater rocks

What are Mid-Ocean Ridges?

• A chain of underwater waterfalls 
• A chain of underwater volcanos
• A chain of underwater mountains
• A chain of underwater rocks

What was the name of the supercontinent?

• The world
• Pangea
• Land
• Chick-Fil-A

What was Wegener's hypothesis called?

• The Pangea 
• Moving Continents 
• The Continental Drift
• Techtonic Plates

What evidence helped Wegener support his theory?

• Climate
•  Fossils
• Land Features
• All of the Above

Which is NOT evidence of sea-floor spreading?

• Molten magma constantly erupting
• Drilling samples of rock
• Magnetic stripes
• Fossil evidence

Which piece of evidence did Wegener NOT use to support his theory of continental drift?

• Climate
• Sea-floor spreading
• Continents’ shape   
• Plant and animal fossils

Who proposed the theory of Sea-Floor Spreading? 

• Harry Hess
• Alfred Wegener
• Harry Humphrey
• Alfred Williams