Which scientist discovered the nature of lighting?
Johannes Kepler
Wilhem Roentgen
Thomas Young
Benjamin Franklin
Who invented motion pictures?
Thomas Alva Edison
Marie Curie
Louis Pasteur
Enricho Fermi
Who invented revolver?
John Logie Baird
Samuel Colt
Valdemar Paulsen
Karl Benz
Inventor of hovercraft.
Christopher Cockerel
Roger Bacon
Charles Babbage
Inventor of aeroplane.
Robert Hooke
Willis Carrier
Wright Brothers
Which one of the following was invented by Enrico Fermi?
Aeroplane
Computer
Nuclear reactor
Gramaphone
Which scientist discovered radium?
William Gilbert
Pierre and Marie Curie
Claudius Ptolemy
Who invented Atomic theory?
Archimedes
John Dalton
Isaac Newton
Nicolas Copernicus
What did Gottlib Daimler invent?
Tape recorder
Petrol engine
Hovercraft
Hot air balloon
Who invented telephone?
J. Walter Hunt
Alexander Graham Bell
