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