Gravity - Wikipedia
In physics, gravity (from Latin gravitas 'weight'[1]), also known as gravitation or a gravitational interaction, [2] is a fundamental interaction, which may be described as the effect of a field that is …
Gravity | Definition, Physics, & Facts | Britannica
Dec 4, 2025 · By his dynamical and gravitational theories, he explained Kepler’s laws and established the modern quantitative science of gravitation. Newton assumed the existence of an attractive force …
13: Gravitation - Physics LibreTexts
13.2: Newton's Law of Universal Gravitation All masses attract one another with a gravitational force proportional to their masses and inversely proportional to the square of the distance between them.
Understanding Gravitation: Concepts, Principles and Application
Gravitation is a fundamental force of nature that governs the motion of objects throughout the universe. It is the attractive force that draws two bodies toward one another, resulting in a pull that depends on …
Gravitation: Principle, Law, Theory, Waves, Roles, Examples
Jul 19, 2025 · Combining both theories, Newton formulated a universal law of gravitation in the 17th century, which was accurate for every corner of the universe. Newton’s Law of Universal Gravitation …
Gravitation | Brilliant Math & Science Wiki
Gravity or gravitation is a natural phenomenon by which all things with energy are brought toward (or gravitate toward) one another, including stars, planets, galaxies, and even light and sub-atomic …
What Is Gravity? | NASA Space Place – NASA Science for Kids
Sep 25, 2025 · Gravity is the force by which a planet or other body draws objects toward its center. The force of gravity keeps all of the planets in orbit around the sun. What else does gravity do? Why do …
Newton's Law of Universal Gravitation - The Physics Classroom
The proportionalities expressed by Newton's universal law of gravitation are represented graphically by the following illustration. Observe how the force of gravity is directly proportional to the product of the …
Universal Gravitation – The Physics Hypertextbook
There is no terrestrial gravitation for Earth and no celestial gravitation for the planets, but rather a universal gravitation for everything. Every object in the universe attracts every other object in the …
The Feynman Lectures on Physics Vol. I Ch. 7: The Theory of Gravitation
Thus Newton made his first powerful prediction. The law of gravitation explains many phenomena not previously understood. For example, the pull of the moon on the earth causes the tides, hitherto …