- There’s no evidence to suggest the fruit actually landed on his head, but Newton’s observation caused him to ponder why apples always fall straight to the ground (rather than sideways or upward) and helped inspired him to eventually develop his law of universal gravitation.www.history.com/news/did-an-apple-really-fall-on-isaac-newtons-head
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Isaac Newton's apple tree - Wikipedia
Following an exchange of letters in the late 1660s with Robert Hooke, Isaac Newton began grappling with the idea that terrestrial gravity extends to the Moon, in an inverse-square proportion (as Bulliadus, Huygens and Hooke had already conjectured). However, it took him two decades to develop the full-fledged theory with a mathematical proof. The question was not whether gravi…
Wikipedia · CC-BY-SA 许可下的文字Isaac Newton: Who He Was, Why Apples Are Falling
Legend has it that Isaac Newton formulated gravitational theory in 1665 or 1666 after watching an apple fall and asking why the apple fell straight down, rather than sideways or even upward.
Newton's apple: The real story - New Scientist
2010年1月18日 · We’ve all heard the story. A young Isaac Newton is sitting beneath an apple tree contemplating the mysterious universe. Suddenly – boink! -an apple hits him on the head.
Was Isaac Newton Really Hit in the Head With an Apple?
2023年5月25日 · Newton wondered why the apple should always fall to the ground, rather than fall sideways or upward when it released from the branch. The answer, Newton said, is that the earth attracts the apple using a yet …
Isaac Newton: Who He Was, Why Apples Are Falling - Education
Some say that Newton came up with his ideas about gravity after watching an apple fall. He wondered why the apple fell straight down. Why didn't it fall sideways, or even up toward the …
Newton’s Tree – The Apple Tree that Sparked an Epiphany
2017年9月24日 · Did an apple really fall on Newton’s head? Sir Isaac Newton The legend goes that Newton was sitting beneath the tree when an apple fell and struck him on the head, …
Isaac Newton's apple tree - University of York
Isaac Newton's discovery of universal gravitation by observing the fall of an apple is universally known. Some people dismiss it as a lucky encounter, but in fact there is value in the story.
Isaac Newton and the story of the apple tree - Apples …
Newton’s eureka moment when he witnessed an apple falling to the ground not only led to a scientific breakthrough which would define the laws of gravity, but also marked the start of a universal journey for one apple tree.
How Isaac Newton’s Apple Tree Spread Across the …
2018年6月26日 · After observing an apple fall from the then-young tree, Newton considered what force could pull objects in a straight line towards the earth. It was the first step towards his theory of...