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The Engineering Marvels of the 20th Century
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The Engineering Marvels of the 20th Century

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Questions and Answers

Which energy sources were transformed into electricity in the 20th century?

  • Coal and oil
  • Wind and water
  • Atom and Sun
  • All of the above (correct)
  • Who were the proponents of direct-current and alternating-current systems in the 20th century?

  • George Westinghouse and Thomas Edison
  • Thomas Edison and Nikola Tesla
  • Nikola Tesla and George Westinghouse (correct)
  • Thomas Edison and George Westinghouse
  • What was poised to become the muscle of the modern world at the beginning of the 20th century?

  • Electric power (correct)
  • Factories
  • Coal and oil
  • Telecommunications industry
  • Which industry relies on electric power to keep it running?

    <p>Telecommunications industry</p> Signup and view all the answers

    What do we tap into with the merest flick of a finger multiple times each day?

    <p>Vast sources of energy</p> Signup and view all the answers

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