History shows that it was an Arabic idea.
The chalkboard was invented by James Pillians, a high school geography teacher in Scotland. He invented in 1801, but it is not know how he came up with the idea, but it was invented to present ideas visually to students.
Isaac Newton came up with the idea. "Many people saw the apple fall, Newton asked why". Bernard Baruch.
Archimedes discovered the concept of gravity with his levers and pulleys, his theory of displacement and invented the screw.
Meter as a unit of length was not invented but introduced in accordance with international convention, in 1875. The idea of introducing the metric system originated in France in the 18th century.
the principle of gravity was invented by ichaak newton when the apple fell on his head
no body invented gravity, gravity was here even when the earth was beginning to be born but Isaac Newton discovered gravity when an apple drops on his head.
it was invented by the earths gravitational feild
Newton Invented it for his theory of gravity.
Gravity and magnetism are not inventions, they are natural phenomena.
Isaac Newton did......................
Wilbur Rounding Franks invented the anti gravity suit in 1941 during World War 2 for the pilots. It was invented to help stop pilots black out.
An uninvented idea is an idea that has not been invented yet.
No one invented gravity, it's always been here for millions of year the person who discovered gravity is sir isaac newton.
he didn't invent gravity he discovered it
Izac Newton
Sir Issac Newton.