A major effect of long-term weightlessness involves the loss of bone and muscle mass. Without the effects of gravity, skeletal muscle is no longer required to maintain posture and the muscle groups used in moving around in a weightless environment differ from those required in terrestrial locomotion.
Marina /ma-ri-na/ [3 sylls.] as a girls' name is pronounced mah-REE-nah. It is of Latin origin, and the meaning of Marina is from the sea. From marine. A saint's name. Shakespeare gave the name to Pericles' daughter in his play Pericles, Prince of Tyre.
Addney, Adney, Bradney, Cidney, Cydney, Rodney, Sidney. Sydney name is used both, As a surname or First name. This name came from the name of a place in England,some believes that it is made up off two english element sÄ«dan, which means Wide and Ä«ege means Water meadow'.