Continental Drift & Seafloor Spreading

Who proposed the Theory of Continental Drift

• Alfred Wegener

• Harry Hess

• Marie Tharp

• Albert Einstein

Which of the following was NOT a piece of evidence for continental drift?

• Paleoclimate evidence

• Shape of the continents

• Radiocarbon dating

• Fossil evidence

What world's most recent supercontinent was called...

• Pangea

• Tethys

• Gondawana

• Laurentia

Tags

NGSS.HS-ESS1-5

NGSS.HS-ESS2-1

The prefix "Paleo-" means...

• Old, Ancient

• Rock

• Dinosaur

• Earth

As plates drift apart they form...

• Mountain Ranges

• Rift Valleys

• Oceans

• Volcanic Island Arcs

Tags

NGSS.MS-ESS2-3

Why was Wegener's continental drift hypothesis controversial?

• He didn't have enough evidence

• He was not a trusted scientist

• He died before it was published

• He didn't have a mechanism to explain how the continents moved

Tags

NGSS.HS-ESS1-5

Oceanic Crust...

• Is denser than continental crust

• Is composed of felsic rocks

• Is granitic in composition

• Floats higher in the asthenosphere

Tags

NGSS.HS-ESS1-5

The deepest part of the ocean floor is...

• Continental Shelf

• Abyssal Plain

• Oceanic Ridge

• Oceanic Trench

The submarine mountain range running through the Atlantic Ocean is called the...

• Continental Shelf

• Mid- Ocean Ridge

• Atlantic Trench

• Abyssal Plain

Tags

NGSS.MS-ESS2-3

Who discovered the rift valley running along the Mid-Atlantic Ridge?

• Marie Tharp

• Charles Darwin

• Harry Hess

• Alfred Wegener

Tags

NGSS.HS-ESS1-5

NGSS.HS-ESS2-1