EVERYDAY SCIENCE

Detailed explanation-1: -Ribs cover and protect the lungs and the heart. The brain is protected by the skull.

Detailed explanation-2: -The brain is protected by the bones of the skull and by a covering of three thin membranes called meninges.

Detailed explanation-3: -The ribs are connected to the sternum with a strong, somewhat flexible material called cartilage. The rib cage help protects the organs in the chest, such as the heart and lungs, from damage.

Detailed explanation-4: -The brain and the spinal cord are protected by bone: the brain by the bones of the skull, and the spinal cord by a set of ring-shaped bones called vertebrae. They’re both cushioned by layers of membranes called meninges and a special fluid called cerebrospinal fluid.