There is no such position as Mayor of the United States (US). A  Mayor is typically a political position for cities and towns. The  United States is led by a president. Curr â¦ ently, the president is  Barack Obama.
Slow twitch muscle fibres are good for endurance activities like long distance running or cycling. They can work for a long time without getting tired. Fast twitch muscles are good for rapid movements like jumping to catch a ball or sprinting for the bus.
SHARE SHARE TWEET EMAIL. The flutter kick is a basic swim kick used in the freestyle or front crawl stroke and backstroke. Your legs are extended out almost straight with pointed toes and your hips drive the up-and-down movement of the legs.