Monday, February 21, 2011

1.4 Geographical Perspective on the Origins of Australia

1. What is continental drift?
The movement of the Earth's continents in a process.

2. What name is given to the processes associated with plate movements?
Convection currents

3. What is the name of the super continent that existed over one billion years ago?
Rodinia

4. When did Pangaea exist?
About 700 million years ago

5. Which present-day continents were pat of Gondwana? 
South America, Africa, India,Antarctic and Australia

6. At what speeds and in what direction is the Australian continent moving?
Five centimeters a year

7. How old are Australia's desert landscapes?
About a million years old

8. What is the main agent of erosion in Australia?
Wind and waves

9. What is geomorphology?
The study of landforms

10. What does a geomorphologist do?
They study landforms to determine the processes that form and transform them.







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