earth's gravity
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Earth's gravity — Earth s gravity, denoted by g , refers to the gravitational attraction that the Earth exerts on objects on or near its surface. Its strength is usually quoted in terms of the acceleration it gives to falling bodies (acceleration due to gravity),… … Wikipedia
Gravity Gradiometry — is the study and measurement of variations in the acceleration due to gravity. Gravity gradiometry is a measure of differential acceleration of the earth’s gravity field over a unit distance. It is used by oil, gas and mining companies to… … Wikipedia
Earth (Dragon Ball) — Earth (also known as the Dragon World) is a fictional planet, (based on a non fictional planet) inhabited by humans, demons, extraterrestrials, and the like being the main setting for the bulk of the plot of the Dragon Ball manga, the Dragon Ball … Wikipedia
Gravity assist — In orbital mechanics and aerospace engineering, a gravitational slingshot, gravity assist or swing by is the use of the relative movement and gravity of a planet or other celestial body to alter the path and speed of a spacecraft, typically in… … Wikipedia
Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… … Universalium
gravity — 01. Isaac Newton began his famous experiments with [gravity] in 1664. 02. Galileo helped us to understand motion and [gravity] when he began to study falling bodies. 03. The moon s [gravitational] field exerts tidal forces on our oceans. 04. A… … Grammatical examples in English
Earth and Space Sciences — ▪ 1996 Introduction GEOLOGY AND GEOCHEMISTRY In 1995 significant developments took place in the realm of geologic mapping, which provides the foundation for the presentation and comparison of data in the Earth sciences. The most important… … Universalium
Gravity Recovery and Climate Experiment — The goal of the Gravity Recovery And Climate Experiment (GRACE) space mission is to obtain accurate global and high resolution determination of both the static and the time variable components of the Earth s gravity field. GRACE is intended to… … Wikipedia
Gravity turn — A gravity turn or zero lift turn is a maneuver (see trajectory optimization) used in launching a spacecraft into, or descending from, an orbit around a celestial body such as a planet or a moon. This launch trajectory offers two main advantages… … Wikipedia
Earth radius — The Earth s shape, like that of all major planets, approximates a sphere. A true sphere has a unique radius, but on Earth the distance from the mean sea level at each point on the surface to the center (the radius of the Earth at a point on the… … Wikipedia
Earth-approach Asteroid — An asteroid whose orbit crosses the Earth s orbit, or whose orbit is being changed by Earth s gravity, and will some day cross the Earth s orbit. There are two types of Earth approach Asteroids. Apollo Asteroids, which cross the Earth s orbit… … The writer's dictionary of science fiction, fantasy, horror and mythology
