Inventions

1. What did 'Igor Sikorsky' invent ?
Ans. Helicopter

2. For years 500 years ,paper was only available and sold as single sheets. In 1902,an Inventive Australian used half size sheets of paper, a bit of glue and cardboard to create the what ?
Ans. Notepad

3. What inspired reflecting road lights to be invented ?
Ans. The light a cat's eyes gave off on a fence

4. What is the name of the CalTech seismologist who invented the scale used to measure the magnitude of earthquakes ?
Ans. Charles Richter

5. When was barb wire patented ?
Ans. 1874

6. The ELECTRIC BATTERY, who is charged with inventing this one ?
Ans. Volta

7. The Manhattan Project was started by president Roosevelt in 1942 to ensure that the U.S. beat the germans in developing a nuclear bomb. Whom did Roosevelt appoint as scientific head the Manhattan Project ?
Ans. Robert Oppenheimer B. James

8. When was the toothbrush invented ?
Ans. 1770

9. What groovy item was invented by Englishman Edward Craven Walker in 1963 ?
Ans. Lava lamp

10. What item of apparel was invented by Ellery Chun, a Hawaiian clothing merchant in 1931 ?
Ans. Aloha shirt
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1 comment:

  1. Jay Patel13 September 2017 at 13:42

    Hello Guys,

    If you need more questions and answers then please comment here. I mention more questions and answers within 24 hours.

    Thank you.

    ReplyDelete

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