Week 1 Lecture: Earth Evolution Flashcards
1
Q
What are the two main sub-categories of Geology?
A
- Physical Geology
- Historical Geology
2
Q
What are two main reasons for studying Geology?
A
- Natural Hazards
- Natural Resources
3
Q
According to certain scientists, what is the age of the earth?
A
4.6 billion years
4
Q
List the four compositional layers of the Earth
A
- Inner Core
- Outer Core
- Mantle
- Crust
5
Q
Which scientist came up with the idea of Plate Tectonics, and which two ideas did he propose?
A
Alfred Wagener. He proposed Continental Drift and the Pangea Supercontinent as proof of Plate Tectonics.
6
Q
List the major plates of the Earth
A
- North American Plate
- Pacific Plate
- Australian Plate
- Antarctic Plate
- South American Plate
- African Plate
- Indian Plate
- Eurasian Plate
