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Results tagged with equivalence-principle
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user 295929
In general relativity, the equivalence principle is the equivalence of gravitational and inertial mass, along with the observation that the gravitational "force" experienced on a massive body is the same as the pseudo-force experienced by an observer in a non-inertial (accelerated) frame of reference.
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Why did we expect gravitational mass and inertial mass to be different?
Perhaps one starting point for thinking about the equivalence principle between gravitational mass and inertial mass is the example of an object falling towards the Earth. Here, we know from Newtonian …
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