USS Ronald Reagan
Ronald Reagan displaces approximately 95,000 tons of water fully loaded, has a top speed of over 30 knots, powered by two nuclear reactors driving four screws, and can sail for over 20 years before needing to refuel.[1] She is nearly as long as the Empire State Building is tall[2] at 1,092 feet (333 m) and is 134 feet (41 m) wide at the beam and has a flight deck 252 feet (77 m) wide. The flight deck covers over 4.5 acres (18,000 m²). She carries more than 5,500 sailors and over 80 aircraft. The ship is the winner of the 2006 Battle “E” for West Coast carriers.
USS Missouri
Displacement: 45,000 tons
Length: 887.2 ft (270 m)
Beam: 108.2 ft (33 m)
Draft: 28.9 ft (8.8 m)
Speed: 33 knots (61 km/h)
Complement: 1,851 officers and men
What does driving four screws mean?
Please forgive my not knowing!