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;
18 Cards in this Set
- Front
- Back
|
The physical features of earth not water |
Geosphere |
|
|
Human influence |
Asthenosphere |
|
|
Rich in iron amd magnesium |
Oceanic crust |
|
|
Increases towards earths center |
Pressure |
|
|
Asthenosphere |
Plates float on top of |
|
|
40,000km |
Earths circumference |
|
|
Increases towards earths center |
Temperature |
|
|
Ice |
Cryosphere |
|
|
Shape of the earth |
Oblate spheroid |
|
|
1% earths living mass |
Crust |
|
|
Living things |
Bioshpere |
|
|
Liquid |
Outer core |
|
|
Iron and nickel |
Core |
|
|
4.6 billion years old |
Earth |
|
|
Rich in silica |
Continental crust |
|
|
13.7 billion yrs |
Universe |
|
|
Gas in atmosphere |
Nitrogen |
|
|
Solid |
Inner core |
