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chapter 22
Question | Answer |
---|---|
Involved forcing air through molten metal to burn out carbon and other impurities that make metal brittle. | Bessemer process |
Wanted to change that. | Henry Ford |
Succeeded in flying a powered airplane in sustained flight. | Wilbur and Orville Wright |
A machine that sent messages instantly over wires. | Telegraph |
Is credited with inventing the telegraph in 1837. | Samuel Morse |
A teacher of hearing-impaired students, was one of the scientists working in sound technology. | Alexander Graham Bell |
Used the discoveries to build a wireless telegraph, or radio. | Guglielmo Marconi |
Among the many new ideas of the 1800s were those developed by a young geoligist. | Charles Darwin |
Discovered polonium and radium. | Marie and Pierre Curie |
Certain elements release energy when they break down. | Radioactivity |
Revolutionized physics. | Albert Einstein |
Showed the link between microbes and disease. | Louis Pasteur |
Destroys bacteria that cause disease. | Pasteurization |
A drug that reduces pain and in large doses makes the patient unconscious. | Anesthetic |
Used dogs as research subjects to prove that animals could be conditioned, or taught, to have certain reflex actions. | Ivan Pavlov |
Studies of human behavior continued with the work of Austrian-Jewish. | Sigmund Freud |
The growth in the proportion of people living in towns and cities. | urbanization |
A literary and artistic development of the early 1800s. | Romanticism |
Expressed the romantic spirit in his definition of poetry as "the spontaneous overflow of powerful feelings from emotions recollected in tranquility." | William Wordsworth |
Who also celebrated human freedom in his work. | Ludwig van Beethoven |
Developed in reaction to romanticism. | Realism |
Wrote about the struggles of London's poor. | Charles Dickens |
Showed that war is chaotic and horrible. | Leo Tolstoy |
Broke new ground in A Doll's House. | Henrik Ibsen |
They started a movement. | Impressionism |