Want this question answered?
That the earth was round
Aristotle invented/descovered that the earth was not flat :p
How much does earth rotate in one hour
The same as on earth.
the rotation of the earth around the sun. * * * * * No. It is the rotation of the earth on its own axis.
inventors invent things everywhere home, office, or a lab.
Necessity is the mother of all invention. Inventors invent because they or someone else has a need for something that does not exist.
They can patent it.
invent
The telephone and the airplane
me
Eli Whitney cotton gin
He is one of the inventors of the microprcessor, but there were others working on it with him.
Thomas Edison
answerr myy ouestion?
maybe because inventors were kept close to the rulers
The History of the Refrigerator and Freezershttp://inventors.about.com/library/inventors/blrefrigerator.htm