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Gravity is the gravitational attraction at the surface of a planet or other celestial body; gravity may also include, in addition to gravitation, the centrifugal force resulting from the planet's rotation (see § Earth's gravity).
Jun 21, 2024 · Learn about the universal force of attraction acting between all matter, its history, and its effects on celestial and earthly bodies. Explore the concepts of gravitational force, acceleration, and relativity with examples and videos.
In general relativity, the gravitational force is a fictitious force resulting from the curvature of spacetime, because the gravitational acceleration of a body in free fall is due to its world line being a geodesic of spacetime.
Jun 13, 2024 · Learn how gravity works as an invisible force that pulls objects toward each other and keeps the planets in orbit around the sun. Explore how gravity affects Earth, light, stars, planets, black holes and more.
Newton’s law of gravitation, statement that any particle of matter in the universe attracts any other with a force varying directly as the product of the masses and inversely as the square of the distance between them. Isaac Newton put forward the law in 1687.
Learn about the force of gravity that pulls objects with mass toward each other, and how it depends on mass and distance. Explore examples, questions and answers about gravitational forces and related phenomena.
All objects attract other objects by producing a gravitational field g , which is defined as gravitational force per unit mass. We can find the strength of the gravitational field of mass m 1 on any object with mass m 2 by dividing the above equation by m 2 , and simplifying.
