Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
12 Cards in this Set
- Front
- Back
|
Crust
|
The outer layer of the Earth. It is the Thinnest layer.Continental and Oceanic
|
|
|
Mantle
|
The layer under the crust.
|
|
|
Core
|
The inner layer of the Earth, mostly made of iron.
|
|
|
Lithosphere
|
The outer layer of the Earth that is made up of Crust and mantle.
|
|
|
Inner Core
|
The inner part of the core is solid.
|
|
|
Outer Core
|
The outer part of the core is liquid.
|
|
|
Continental Crust
|
Less dense than oceanic crust. Consists of granite.
|
|
|
Continental Drift
|
The theory that states that continents move and have done so in the past.
|
|
|
Sea-Floor Spreading
|
The movementt of the plates of the sea floor. Magma is pushed up and fills in the space between the plates.
|
|
|
Pangaea
|
The name given to the large mass that eventually beacame the continents.
|
|
|
Evidence Supporting Continental Drift Theory
|
Fossils, mountain ranges, rock composition, sea-floor spreading
|
|
|
Oceanic Crust.
|
Thinner than continental crust but more dens. Made of basalt
|
