Term
|
Definition
Came up with the plate tectonics idea . He said they looked like puzzle pieces. |
|
|
Term
What are the layers of the earth? |
|
Definition
Atmosphere, core,inner crust, outtercrust,mantle |
|
|
Term
What were the Norther and Southern parts of Pangaea called? |
|
Definition
North-Lurasia Sout- Gondwanaland |
|
|
Term
What some of the evidence of continental drift? |
|
Definition
Fossilized plants in Antartica, the contenets fit together like a puzzle and there were the same fossils in South America and Africa. |
|
|
Term
What are the four types of plate boundaries? |
|
Definition
Constructive,Destructive,Collision, Conservative |
|
|
Term
What are the Plate Names? |
|
Definition
Pacific Plate, North American Plate, Nazca Plate, South American,African, Eurasion,Indian,Australian |
|
|
Term
What is an example of a Constructive Plate boundary? |
|
Definition
|
|
Term
In a Constructive Plate Boundary the plates move...... |
|
Definition
They move away from each other |
|
|
Term
When do destructive plate boundarys occur? |
|
Definition
|
|
Term
What cand you find at destructive plate boundaries? |
|
Definition
Fold mountains, volcanos,saline lakes and island arcs |
|
|
Term
How are fold mountains formed? |
|
Definition
When two continental plates (or 1 continental & ceanic) move together |
|
|
Term
How are collision boundaries formed? |
|
Definition
When the continental crust collides with the continental crust. |
|
|
Term
What is an example of a collision boundary? |
|
Definition
|
|
Term
What is an exapmple of a destructive plate boundary? |
|
Definition
|
|
Term
What is an example of a conservative plate boundary? |
|
Definition
Ridges are found there.. San Andreas Fault |
|
|
Term
|
Definition
When accumulated snow over the years is compacted into ice and it moves downhill due to gravitry |
|
|
Term
|
Definition
When snow collects in a natural hollow on the mountain side. The extra weight compresses the snow underneath it, turning it into ice. Then the hollow gets deeper. |
|
|
Term
What are some of the landforms created by glacial erosion? |
|
Definition
corries,arets,pyramidal peaks,u shaped valleys,truncated spurs and hanging valleys. |
|
|
Term
What are the forms of erosion? |
|
Definition
Freeze Thaw,plucking,abrasion |
|
|
Term
|
Definition
When water gets into the rock cracks and freezes, expanding the crack over the years. Eventually the rock breaks off. |
|
|
Term
|
Definition
When material carried by the glacier acts like sandpaper, rubbing away the sides of the valley. |
|
|
Term
|
Definition
When ice freezes to the rock. When the ice moves, large pieces of rock are pulled away with it. |
|
|
Term
What is the zone of accumaltion? |
|
Definition
When snowfall exceeds melting and evaporation. |
|
|
Term
What is the zone of ablation? |
|
Definition
When melting and evaporating exceeds snowfall. |
|
|
Term
Features of Glacial Deposition? |
|
Definition
Drumlins,erratics,moraine,eskars |
|
|