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mechanics
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vector mathematics
How rockets work: Newton's third law of motion explained
forces in balance
Newton's law of gravitation: Apollo 15 gravitation experiment
mass held by springs simple harmonic motion damped oscillations path of projectile simple pendulum circle segment
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Italian-born physicist Dr. Enrico Fermi draws a diagram at a blackboard with mathematical equations. circa 1950.
Physics and Natural Law
Italian physicist Guglielmo Marconi at work in the wireless room of his yacht Electra, c. 1920.
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How Fast Is the Universe Expanding?
Infinite space background with silhouette of telescope. This image elements furnished by NASA.
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The Cheshire Cat is a fictional cat from Lewis Carroll's Alice's Adventures in Wonderland. (Alice in Wonderland)
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Where Do Anti-Semitic Conspiracy Theories About the Rothschild Family Come From?
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vector mathematics
forces in balance
mass held by springs
simple harmonic motion
damped oscillations
path of projectile
simple pendulum
circle segment
circular motion
centripetal force and acceleration
How rockets work: Newton's third law of motion explained
Newton's law of gravitation: Apollo 15 gravitation experiment
How does Earth orbit around the Sun?
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Key People

Leonardo da Vinci: self-portrait
Leonardo da Vinci
Italian artist, engineer, and scientist
Galileo
Galileo
Italian philosopher, astronomer and mathematician
Archimedes
Archimedes
Greek mathematician
Jean Le Rond d'Alembert.
Jean Le Rond d’Alembert
French mathematician and philosopher
Henri Poincaré, 1909.
Henri Poincaré
French mathematician
Lagrange, Joseph-Louis, comte de l'Empire
Joseph-Louis Lagrange, comte de l’Empire
French mathematician
Heron of Alexandria
Greek mathematician
Ludwig Prandtl.
Ludwig Prandtl
German physicist
Gaspard-Gustave de Coriolis
Gaspard-Gustave de Coriolis
French physicist
Torricelli, detail of a portrait by an unknown artist
Evangelista Torricelli
Italian physicist and mathematician
Charles-Eugène Delaunay
French astronomer
A.C. Ewing
British philosopher and educator
Giovanni Ceva
Italian mathematician and engineer

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Italian-born physicist Dr. Enrico Fermi draws a diagram at a blackboard with mathematical equations. circa 1950.
Physics and Natural Law
Italian physicist Guglielmo Marconi at work in the wireless room of his yacht Electra, c. 1920.
All About Physics Quiz