96. Who invented Bakelite?
(a) Charles Goodyear
(b) Leo Hendrik Baekeland
(c) Roy Plunkett
(d) Henry Ford
97. Who invented Airship (rigid)?
(a) Dr. Alan M. Turing
(b) Roger Bacon
(c) G. Ferdinand Von Zeppelin
(d) Otto
98. Who invented Bicycle?
(a) Leo H Baekeland
(b) Karl Benz
(c) Evangelista Torricelli
(d) Kirkpatrick Macmillan
99. Who invented Automobiles using gasoline?
(a) Leo H Baekeland
(b) Karl Benz
(c) Evangelista Torricelli
(d) Kirkpatrick Macmillan
100. Who was the first American female to patent her invention, a method of weaving straw with silk?
(a) Marjorie Joyner
(b) Margaret Knight
(c) Amanda Jones
(d) Mary Kies
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