A. Albert Einstein B. Michael Skube C. George Gamow D. Roger Penrose Explanation: George Gamow. Gamow, who died in 1968,…
A. Lewis Edson Waterman B. Sir William Grove C. Charles Kettering D. George Fountain Explanation: Lewis Edson Waterman patented the…
A. Robert Koch B. Edward Jenner C. Robert Hooke D. Louis Pasteur
A. 1874 B. 1840 C. 1895 D. 1900 Explanation: Joseph F. Glidden was born in New York on Jan. 18,…
A. Isaac Newton B. Albert Einstein C. Benjamin Franklin D. Marie Curie
A. 1950s B. 1960s C. 1970s D. 1980s Explanation: On September 12, 1958, Jack Kilby demonstrated the first working IC…
A. Biro Brothers B. Waterman Brothers C. Bicc Brothers D. Write Brothers Explanation: The Hungarian brothers, Laszlo and George Biro,…
A. Pneumatic rubber tire B. Automobile wheel rim C. Rubber boot D. Model airplanes Explanation: Invented in 1887.
A. Diving bell B. Steam boat C. Hot air balloon D. Rotary steam engine
A. Dynamite B. Ladders C. Race cars D. Parachute Explanation: Many people who tried to test the first parachutes died…