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.
How did malaria get its name? ANSWER. The word âmalariaâ comes from Italian, âmala ariaâ which literally translates to âbad airâ. This came from the ancient association, traced back as far as the ancient Greeks and Romans, that the disease was associated with swampy, marshy areas where the air smelled bad.