koti Posted August 25, 2017 Share Posted August 25, 2017 29 minutes ago, studiot said: If gravity is present, space is 'warped' and GR is required. 27 minutes ago, swansont said: If spacetime is sufficiently flat graviational effects can be ignored. We do this all the time. If I make grilled cheese sandwiches I put ketchup on them and eat them. I do this all the time. Link to comment Share on other sites More sharing options...
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