Hydrogen is the only atom for which the Schroedinger schrÃ¶dinger equation has an exact. solution. 11 the first chain reaction discovered was not a nuclear; reaction it was a chemical chain. Reaction it was discovered in 1913 By Max, bodenstein who saw a mixture of chlorine and hydrogen gases explode when triggered by. light
Human Body Systems. Organ Systems and Function, Location, Anatomy, Definition and Picture: Skeletal System: The skeletal system is the system that supports us and gives us our shape. Muscular System: The muscular system is the anatomical system of a species that allows it to move.
The skeleton helps protect our many vital internal organs from being damaged. 1  The skull protects the brain, the eyes, and the middle and inner ears. 2  The vertebrae protect the spinal cord. 3  The rib cage, spine, and sternum protect the lungs, heart and major blood vessels.  The clavicle and scapula protect the shoulder.