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Willebrord Snell
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Introduction References & Edit History Quick Facts & Related Topics
Quizzes
Michael Faraday (L) English physicist and chemist (electromagnetism) and John Frederic Daniell (R) British chemist and meteorologist who invented the Daniell cell.
Faces of Science
Equations written on blackboard
Numbers and Mathematics
Nicolaus Copernicus. Nicolas Copernicus (1473-1543) Polish astronomer. In 1543 he published, forward proof of a Heliocentric (sun centered) universe. Coloured stipple engraving published London 1802. De revolutionibus orbium coelestium libri vi.
All About Astronomy
Related Questions
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How Fast Is the Universe Expanding?
Planet Earth and lunar moon from space
Where Did the Moon Come From?
solar eclipse, sun, moon, astronomy, space
How Do You Tell the Difference Between Total, Annular, Solar, and Lunar Eclipses?
Arrangement of the phases of the moon in total eclipse with Blood Moon
9 Celestial Omens
bunch of numbers
Unusual Counting Systems
Discover
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Holi: Festival of Colors
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Why Did the Soviet Union Collapse?
Calendar marking march 15th
What Is the “Ides” of March?
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10 Greatest Baseball Players of All Time
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Black widow spider
9 of the World’s Deadliest Spiders
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Willebrord Snell: Facts & Related Content

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Facts

Also Known As Willebrordus Snellius • Willebrord Snel van Royen
Born 1580? • Leiden • Netherlands
Died October 30, 1626 • Leiden • Netherlands
Subjects Of Study Snell’s law • refraction
How did Ptolemy explain retrograde motion?
Ptolemy
Egyptian astronomer, mathematician, and geographer
James Gregory.
James Gregory
Scottish mathematician and astronomer
Christiaan Huygens
Christiaan Huygens
Dutch scientist and mathematician
Willem de Sitter
Dutch mathematician and astronomer
Understanding Newton's theory of universal gravitation
Isaac Newton
English physicist and mathematician
Galileo
Galileo
Italian philosopher, astronomer and mathematician
Giordano Bruno
Giordano Bruno
Italian philosopher
Hipparchus
Greek astronomer
Carl Friedrich Gauss
Carl Friedrich Gauss
German mathematician
Edmond Halley
Edmond Halley
British scientist
Sir William Rowan Hamilton
Irish mathematician and astronomer
Arthur Stanley Eddington.
Arthur Eddington
British scientist
Laplace, Pierre-Simon, marquis de
Pierre-Simon, marquis de Laplace
French scientist and mathematician
John Herschel
Sir John Herschel, 1st Baronet
English astronomer
Eudoxus of Cnidus
Greek mathematician and astronomer
Simon Newcomb, c. 1905.
Simon Newcomb
American astronomer and mathematician
Omar Khayyam
Persian poet and astronomer
Ibn al-Haytham
Arab astronomer and mathematician
al-Kāshī
Persian astronomer and mathematician
Regiomontanus
German mathematician

Related Quizzes and Features

Quiz
Nicolaus Copernicus. Nicolas Copernicus (1473-1543) Polish astronomer. In 1543 he published, forward proof of a Heliocentric (sun centered) universe. Coloured stipple engraving published London 1802. De revolutionibus orbium coelestium libri vi.
All About Astronomy
Michael Faraday (L) English physicist and chemist (electromagnetism) and John Frederic Daniell (R) British chemist and meteorologist who invented the Daniell cell.
Faces of Science
Equations written on blackboard
Numbers and Mathematics