World Book Trivia Quiz For Kids-5/14-inventions

Johannes Gutenberg (1395?–1468?) was a German inventor and printer. He invented a printing press.

Nicolas-Joseph Cugnot, a French engineer, built the first car in the late 1700's. This car ran on steam instead of gasoline.

Many people helped to create radio. However, an Italian inventor called Guglielmo Marconi > was the first to send radio signals. He did this in 1895.

The first zipper with locking teeth was invented in 1917. In the 1930's, zippers became common in everyday clothing.

During the 1960’s, the United States worried about nuclear attacks from the Soviet Union. Such attacks could have crippled the U.S. communication system. The U.S. military worked with computer scientists. They developed the early Internet. With packet switching, communications could still work in case of an attack.

However, the kind of paper we use today came from China, where people made paper more than 2,000 years ago. First they used fibers from the hemp plant or the bark of the mulberry tree. Later they found that fibers from rags, rope, or fishing nets made better paper.

Alexander Graham Bell invented the telephone. He began working with his idea for a telephone in 1874. In 1876, he showed his telephone at the Centennial Exposition in Philadelphia. Today, hundreds of millions of telephones serve people all over the world.

Cellular phones are powered by batteries. The first cellular telephones were used in the United States in 1983.

The first television broadcast was made in 1936 by the British Broadcasting Corporation (BBC) in England. In 1939, the National Broadcasting Company (NBC) made the first TV broadcast in the United States.

Albert Bruce Sabin > (1906-1993) was an American medical researcher. He developed the oral vaccine against polio. This vaccine is made up of weakened polio viruses. It protects the body against polio without causing the disease