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SS3: PHYSICS - 1ST TERM

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Lesson 3, Topic 2
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Gravitational Field between Two Planets

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A field is a region under the influence of some physical agencies such as mass, charge, magnetic dipole. A gravitational field is an example of a force field: a force that interacts with a body without contact.

A gravitational field is set-up around an object in space and if another object falls in the field of another object, there is always an interaction of forces with each other e.g. the earth exerts a force on a falling object and the resultant force is always in the direction of bigger object

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 The attractive force increases as the object move towards each other. Therefore,

A gravitational field is a space or region surrounding a mass where the gravitational force of the mass is exerted or felt oh other masses.

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