Rocks and Minerals test 1 Flashcards
What is Pangea?
A supercontinent
What is continental drift?
the “slow motion” movement that occurs between continents across the earth,
How does continental drift cause todays continents?
The land moves apart, and breaks, and shifts, causing more countries, natural disasters, wars, etc.
What are tectonic plates?
What the earth is “broken” up into.
What are the layers of the earth?
Core, Mantle, Crust
What types of the core?
The inner core, and outer core.
What types of Mantle?
The upper mantle and lower mantle.
What is the densest part of the mantle, between the mantle and core called?
The asthenosphere.
How hot is the core?
4400(c)-6000(c)
How hot is the Mantle?
1000(c)-3700(c)
How hot is the crust?
200(c)-400(c)
How hot is the asthenosphere?
1300(c)
What state of matter is the asthenosphere?
Semi-solid.
What is the ring of fire?
A “Ring” of active volcanoes and earthquakes in the Pacific Ocena
