General relativity is a theory of gravity established by Einstein in geometric language. He changed gravity to describe the curved space-time of matter and energy in the genetic space-time to replace the traditional view that gravity is a kind of force and this kind of space-time curvature is directly related to the energy momentum of matter and radiation in space-time.
According to the above definition, which of the following options does not involve general relativity?
During the voyage, Magellan found that the sails sailing into the distance gradually sank and finally disappeared from sight, while the sea level seemed to be curved and the water level in the distance seemed to be lower than that in the near sea