Gravity on the moon - is about 1/6 the gravity of Earth., Mass - is the measure of the amount of matter in an object., Force/weight - is measured in Newtons., Weight decreases - as the object gets further from the centre of the earth., The force of gravity is - about 10N per kg of weight., Force meters measure - the force of attraction between the earth and an object., Weight is the gravitational force on an object in the gravitational field of Earth, - while mass is the measure of the amount of matter of an object., Gravitational field strength is the force - acting on an object per kilogram of its mass., Weight is a force, - so its SI unit is newton., The SI base unit of mass - is the kilogram., The mass of an object - is the same wherever it is in the Universe., Mass can be measured with - a balance., Weight can be measured with - a spring balance.,

Gravitational Forces

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