Inertia
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Inertia is the natural tendency of objects in motion to stay in motion and objects at rest to stay at rest, unless a force causes its velocity to change. It is one of the fundamental principles in cla
Isaac Newton, 1689
Galileo Galilei
Isaac Newton
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Sir Isaac Newton was an English polymath who was a mathematician, physicist, astronomer, alchemist, theologian, author and inventor. He was a key figure in the Scientific Revolution and the Enlightenm
Inertia
…rest to stay at rest, unless a force causes its velocity to change. It is one of the fundamental principles in classical physics, and is described by Isaac Newton in his first law of motion (also known as The Principle of Inertia). It is one of the primary manifestations of mass, one of the core quantitative…
Portrait of Isaac Newton, 1689
Some of the figures added by Isaac Newton in his 1672 and 1681 editions of the Geographia Generalis. These figures appeared in subsequent editions as well.
Newton in 1702 by Godfrey Kneller
A replica of the reflecting telescope Newton presented to the Royal Society in 1672 (the first one he made in 1668 was loaned to an instrument maker but there is no further record of what happened to it).