A screw sloop is a propeller-driven sloop-of-war. A propeller is essentially a type of fan which transmits power by converting Rotational motion into Thrust for propulsion of a vehicle such as an In the 18th and the earlier part of the 19th centuries a sloop-of-war was a small sailing Warship (also known as one of the Escort types with a single gun deck In the 19th century, during the introduction of the steam engine, ships driven by propellers were differentiated from those driven by paddle-wheels by referring to the ship's screws (propellers). The 19th century of the Common Era began on January 1, 1801 and ended on December 31, 1900, according to the Gregorian calendar A steam engine is a Heat engine that performs Mechanical work using Steam as its Working fluid. A ship /ʃɪp/ is a large vessel that floats on water Ships are generally distinguished from Boats based on size A paddle wheel (also called side wheel or stern wheel) is a large wheel fitted with Paddles which is used to propel a Boat. Other propeller-driven warships included screw frigates and screw corvettes. A warship is a Ship that is built and primarily intended for Combat. A screw frigate is a naval Steam -powered Frigate using a screw propeller for locomotion A corvette is a small maneuverable lightly armed Warship, originally smaller than a Frigate and larger than a coastal patrol craft, although many