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Questions and Answers
Which layer of the Earth is considered the solid outer layer?
Which layer of the Earth is considered the solid outer layer?
- The asthenosphere
- The mantle
- The core
- The lithosphere (correct)
What types of rock primarily make up the Earth's crust?
What types of rock primarily make up the Earth's crust?
- Granite and basalt (correct)
- Limestone and sandstone
- Sedimentary and metamorphic
- Shale and quartzite
Which type of rock makes up the oceanic crust?
Which type of rock makes up the oceanic crust?
- Limestone
- Basalt (correct)
- Granite
- Sandstone
What is the depth range of the crust?
What is the depth range of the crust?
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Study Notes
Earth's Outer Layer
- The solid outer layer of the Earth is called the crust.
Composition of the Crust
- The Earth's crust is primarily made up of sedimentary, metamorphic, and igneous rocks.
Oceanic Crust
- The oceanic crust is primarily composed of basaltic rock.
Crust Depth
- The depth range of the crust varies from 5-70 km.
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