Who invented Earth's magnestism?
Karl Benz
Galileo Galilei
Pierre Ptolemy
William Gilbert
Who among the following invented the tape recorder?
Samuel Colt
Valdemar Paulsen
John Logie Baird
Which one of the following has invented by Enrico Fermi?
Aeroplane
Computer
Nuclear reactor
Gramaphone
Who among the following invented the Moon of Jupiter?
Anders Celsius
Archimedes
John Dalton
Inventor of aeroplane.
Robert Hooke
Willis Carrier
Roger Bacon
Wright Brothers
What Galileo Galilei discovered?
How objects fall
How things float
Moon of Jupiter
Earth's magnetism
Who invented Gravity?
Gabriel Fahrenheit
Andres Celsius
Issac Newton
Claudius Ptolemy
What Archimedes discovered?
Gravity
Atomic theory
What Andres Celsius discovered?
Centigrade temperature scale
Sun centred solar system
Who invented television?
John Dunlop
Thomas Alva Edison
