en.wikipedia.org/wiki/Newton's_law_of_universal_gravitation

Newton's law of universal gravitation states that a particle attracts every other
particle in the universe using a force that is directly proportional to the product of
...

www.physicsclassroom.com/class/circles/Lesson-3/Newton-s-Law-of-Universal-Gravitation

But Newton's law of universal gravitation extends gravity beyond earth. Newton's
law of universal gravitation is about the universality of gravity. Newton's place in ...

www.khanacademy.org/science/physics/centripetal-force-and-gravitation/gravity-newtonian/v/introduction-to-newton-s-law-of-gravitation

A little bit on gravity. ... http://www.animations.physics.unsw.edu.au/jw/gravity.htm.
Joe .... You simply apply the universal gravitation law from this video. For this ...

physics.weber.edu/amiri/physics1010online/WSUonline12w/OnLineCourseMovies/CircularMotion&Gravity/reviewofgravity/ReviewofGravity.html

There is a popular story that Newton was sitting under an apple tree, an apple fell
on his head, and he suddenly thought of the Universal Law of Gravitation.

www-spof.gsfc.nasa.gov/stargaze/Sgravity.htm

How Newton related the motion of the moon to the gravitational acceleration g;
part of an educational web site on astronomy, mechanics, and space.

physics.info/gravitation/

In the summer of 1666, Newton began work on his theory of universal gravitation.
A bit more than twenty years later, the final theory was released to the public as ...

www.reference.com/science/universal-gravitation-ebb2016a5465321d

Universal gravitation is the name given to the law that Isaac Newton devised to
explain the gravitational attraction between two massive bodies. Essentially ...

www.learner.org/courses/physics/unit/text.html?unit=3&secNum=3

The law of universal gravitation describes the force between point particles. Yet, it
also accurately describes the gravitational force between the Earth and Moon ...

www.britannica.com/science/Newtons-law-of-gravitation

Jul 20, 1998 ... Alternative Title: Newton's law of universal gravitation ... Newton's law of
gravitation, statement that any particle of matter in the universe attracts ...

theory.uwinnipeg.ca/physics/circ/node7.html

Idea: Newton's Universal Law of Gravitation states that any two objects exert a
gravitational force of attraction on each other. The direction of the force is along ...