Summary:
- Core, mantle, and crust are divisions based on composition.
- The crust is less than 1% of Earth by mass.
- The mantle is hot, dense, dark (ultramafic) rock.
- The lithosphere is a brittle, rigid solid.
- It is easily cracked or broken.
- The asthenosphere is below the lithosphere.
- This layer is solid, but it can flow and bend.
- A solid that can flow is like silly putty.
- Use the resource below to answer the questions that follow.