The lithosphere consists of __________. Our planet’s surface consists of about ____ major tectonic plates, of a jigsaw puzzle.
Understand the Problem
The questions are asking about geological concepts related to the lithosphere and tectonic plates.
Answer
Lithosphere: uppermost mantle and crust; Tectonic plates: 15-20.
The final answer is:
- The lithosphere consists of the uppermost mantle and crust.
- Our planet’s surface consists of about 15-20 major tectonic plates.
Answer for screen readers
The final answer is:
- The lithosphere consists of the uppermost mantle and crust.
- Our planet’s surface consists of about 15-20 major tectonic plates.
More Information
The lithosphere is the rigid outer layer of Earth, divided into tectonic plates that float on the semi-fluid asthenosphere beneath.
Tips
A common mistake is confusing the entire mantle with the uppermost mantle, which is part of the lithosphere.
Sources
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