Loading presentation...

Present Remotely

Send the link below via email or IM

Copy

Present to your audience

Start remote presentation

  • Invited audience members will follow you as you navigate and present
  • People invited to a presentation do not need a Prezi account
  • This link expires 10 minutes after you close the presentation
  • A maximum of 30 users can follow your presentation
  • Learn more about this feature in our knowledge base article

Do you really want to delete this prezi?

Neither you, nor the coeditors you shared it with will be able to recover it again.

DeleteCancel

Make your likes visible on Facebook?

Connect your Facebook account to Prezi and let your likes appear on your timeline.
You can change this under Settings & Account at any time.

No, thanks

Rifts and Ridges in the Creation of Continents

No description
by

Ikram Mohamed

on 10 October 2013

Comments (0)

Please log in to add your comment.

Report abuse

Transcript of Rifts and Ridges in the Creation of Continents

photo credit Nasa / Goddard Space Flight Center / Reto Stöckli
Rifts and Ridges in the Creation of Continents
Presentation by Ikram and Sasha

What are Rifts and Ridges
RIFTS:
A linear zone where the Earth's crust and lithosphere are being pulled apart
RIDGE:
Is a geological feature consisting of a chain of mountains or hills that form a continuous elevated crest.

Plate Techtonics
Four Types of Plate Convergences:

Divergent
Convergent
Transform Boundaries
Plate Boundary Zones

Pangea
How are Rifts formed?
How are Ridges Formed?
Examples of Rifts and Ridges

Theory of Continental Drift
The East African Rift
The Red Sea Rift
The Baikal Rift Zone
The Gulf of Suez Rift
The Rio Grande Rift in the Southwestern US
Ridges
Dendritic Ridge
Stratigraphic Ridge
Oceanic Spreading Ridge
Crater Ridges
Volcanic Crater/Caldera Ridges
Fault Ridges
Dune Ridges



Rifts
The name Pangea is ancient Greek and means "all lands."

The term began being used in the early 20th century by Alfred Wegener (a German Geologist)

Pangea, was a supercontinent that existed on the Earth millions of years ago and covered about one-third of its surface.

It is believed that Pangea began forming about 300 million years ago, was fully together by 270 million years ago and began to separate around 200 million years ago.




Full transcript