When an electric current passes through a metal wire, a magnetic field forms around that wire (see diagram ... and generators to operate. In the Earth (see image below right), the liquid metal ...
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Indian Ocean gravity hole: The dent in Earth's gravitational field created by the death of an ancient oceanThe Indian Ocean "gravity hole" is the site of the deepest dent in Earth's gravitational field. It's a circular ... Related: 'A force more powerful than gravity within the Earth': How magnetism ...
The Earth’s gravitational field strength (g) is 10 N/kg. This means that for each kg of mass, an object will experience 10 N of force.
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