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Earth Structure and Composition 2 Flashcards | StudBud
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Earth Structure and Composition 2
Earth Structure and Composition 2
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1
Rock that makes up the Mantle
Granite
Andesite
Basalt
Peridotite
2
Location where continental crust is at its thickest 70-90 km
At Ocean Ridges
At Ocean Trenches
Under Mountain Ranges
Beneath River Deltas
3
The most abundant mineral found at the Earth's surface
Quartz
Mica
Feldspar
Augite
4
Two minerals that make up 95% of basalt
Augite and Feldspar
Augite and Olivine
Olivine and Feldspar
Feldspar and Mica
5
Rock type with the same overall composition as oceanic crust
Peridotite
Basalt
Slate
Granite
6
The average thickness of continental crust
7 km
90 km
35 km
70 km
7
The two most abundant elements found in the Earth's crust
Oxygen and Aluminium
Carbon and Oxygen
Oxygen and Silicon
Aluminium and Silicon
8
Rock type with the overall same composition as continental crust
Limestone
Schist
Granite
Basalt
9
The average thickness of a tectonic plate
370 - 400 km
70 - 90 Km
100 - 120 Km
5 - 8 km
10
The most abundant mineral found in the Earth's crust
Augite
Quartz
Mica
Feldspar
