bone is stronger but less what than the material that covers it
surface weight flexible key element damaging viscous fluid money
A B C D E F G H
Articular cartilage is the cartilage that covers the bone and the joint areas.
bone is  less flexible but stronger than the material that covers it
bone is stronger but less what than the material that covers it (A) surface (B) weight (C) flexible (D) key element (E) damaging (F) viscous (G) fluid (H) money