• 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.
Select from the frequently asked questions below