In 1903, Orville Wright took a flight in the Wright Flyer becoming the first person to successfully fly an airplane. People began to realize that airplanes could be used to get from one place to another. The Douglas DC-3 became the first passenger airplane and could fly from New York to Los Angeles in 16 hours and hold 21 people. In the 1950s, airplanes began using jet engines, which allowed the airplanes to go farther and fly faster. The Boeing 707 and the Douglas DC-8 revolutionized air travel by using jet engines and airplanes …show more content…
Passenger ships at the beginning of the century were built to transport a large number of people. Boats were the only way to cross the oceans at the time. Those with money could afford beautiful cabins aboard the ships. As the century progressed, passenger ships were used more for vacations and huge cruise ships were built. Ships are used for more than just carrying passengers. Cargo ships are still used for transporting goods across the oceans because it’s the least expensive way to get cargo from one place to another. Oil tankers are another kind of vessel that had been widely used to transport crude oil especially between the 1950s and 1970s. Military ships used during wars and to protect our country have changed in size and technology. Aircraft carriers were widely used in World War 2 and reached lengths of more than 800 feet. The USS George Washington, launched in 1990, used nuclear reactors. It can run up to 18 years without needing to be refueled and is powered by 4 propellers that can reach speeds of 35