Important Inventors in History Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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Question 1 1. What was Nikola Tesla's most important electrical invention?

Question 2 2. Who did Nikola Tesla end up having a life-long rivalry with over electricity?

Question 3 3. Why did Antonio Meucci first invent the telephone?

Question 4 4. All of the following are true about the relationship between Meucci and Alexander Graham Bell EXCEPT _____.

Question 5 5. Which of the following was an important patented invention of Marconi?

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Question 6 6. Marconi's wireless was an improvement on what earlier technology?

Question 7 7. Why did Barba initially not patent his flower induction revelation?

Question 8 8. Barba discovered flower induction of what plant?

Question 9 9. What was the name of Hedy Lamarr's invention?

Question 10 10. Although Hedy Lamarr's first marriage was a bad one, it did introduce her to _____.

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Question 11 11. Henry Bessemer invented new artillery shells for the British army, but they would not work in the existing cannons. Why not?

Question 12 12. The machine that Bessemer invented created stronger steel by blowing compressed air through pig iron. It was known as _____.

Question 13 13. What were the average sales of frozen food during the 1950s, thanks to Clarence Birdseye's invention?

Question 14 14. How were the frozen foods of Clarence Birdseye's machine packed?

Question 15 15. Why did many other inventors dislike Emile Berliner?

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Question 16 16. Whose lab did Emile Berliner work in, that invented saccharin, when he discovered his passion in science?

Question 17 17. Along with George Westinghouse, Nikola Tesla contributed to the establishment of what?

Question 18 18. Nikola Tesla was considered an outsider in the American electrical engineering community. Of all of his contemporaries, he was in good relations with:

Question 19 19. What was De Forest's relationship to commercial radio broadasting?

Question 20 20. Which of De Forest's inventions was noticed by the US Navy and how did they use it?

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Question 21 21. The Polaroid Land Camera was the first camera to do what?

Question 22 22. Land developed his first polarized sheets hoping they would be used for what purpose?

Question 23 23. Why was Siemens' pointer telegraph an important innovation?

Question 24 24. What invention sparked the incorporation of Siemens' company?

Question 25 25. Diesel engines did not require an external ignition fuel source, meaning that engine operators did not have to carry _____ with them.

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Question 26 26. What type of engine is Diesel's engine?

Question 27 27. How did the piston ring allow Newcomen's engine to work?

Question 28 28. What factor demonstrates the success of Newcomen's invention best?

Question 29 29. Why is it important that Nikola Tesla received over 700 patents for his technology and electrical work?

Question 30 30. What humanitarian effort did Meucci work on after arriving to America?

Important Inventors in History Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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