Flashcards
Geology Packet 1 (Basics of Historical Geology)
Flashcards do conjunto (6)
- 1What is Geology?Study of the Earth
- 2What is Historical Geology?Origin & history of Earth, continents, mountains, etc.
(CHANGE) - 3Examples of Geologic Time?Universe = 14 Ga
Earth = 4.5 Ga
Fossils = 3.7 Ga
Humans = >300 Ka - 4What is Earth's core like?-Hot
-Mostly Iron metal
-A solid inner core
-Liquid outer core - 5What is Earth's Mantle Like?-very large
-Layer that surrounds the core
-Mostly heavy rock (peridotite) - 6What are both types of Earth's crust?Continental - Thick and light (mostly granite)
Oceanic - Thin and Heavy (mostly basalt)
Informações
- Descrição
- This includes Basics of historical geology and is in packet 1
- Criado por
- Jake Fredrickson
- Visualizações
- 7
- Avaliação