Earth Forces

Who first proposed the idea of Continental Drift?

• Harry Hess

• Alfred Wegener

• Albert Einstein

• Galileo Galilee

What did Wegener name the large supercontinent where all the continents were joined together?

• Wegenerland

• Gondwanaland

• Laurasia

• Pangaea

Most geologists rejected Wegener's idea of Continental Drift because _________.

• He used too many pieces of evidence to support the idea.

• He wanted to know what Earth looked like millions of years ago, which is impossible.

• He couldn't identify what would cause continents to move around.

• They were afraid of the new idea.

Tags

NGSS.MS-ESS2-3

Who first proposed the idea of seafloor spreading?

• Alfred Wegener

• Harry Hess

• James Hutton

• Nicolaus Copernicus

Which of the following were peices of evidence used by Alfred Wegener to support his hypothesis of Continental Drift? (choose ALL that apply)

• fit of the continents

• matching rocks and mountains across continents

• matching fossils across continents

• evidence of glaciers in places now too warm

• magnetic striping on the seafloor showing seafloor spreading

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

What two specific continents fit together most noticeably?

• Africa and North America
• South America and Europe
• South America and Africa
•  Antartica and Africa

Tags

NGSS.MS-ESS2-3

Ocean crust is made of _______ and is _______ dense than continental crust.

• basalt, less

• basalt, more

• granite, less

• granite, more

What is the force that moves the continents? 

• Conduction 
• Convection 
• Radiation 
• Conveyor belts 

Tags

NGSS.MS-ESS2-3

A plate boundary where two plates move away from each other is called

• Divergent Boundary
• Convergent Boundary
• Transform Boundary
• Subduction

A Plate Boundary where two plates move toward each other is called

• Convergent Boundary
• Divergent Boundary
• Transform Boundary
• Subduction

Tags

NGSS.MS-ESS2-3