6.30.2015
Movement earth and satellites
When the rotation of the earth is the time required by the Earth to spin once on its axis. Earth takes 24 hours (day and night) for a spin. Kala revolution of the earth is the time required by the Earth's orbit around the sun once. The time required for 365 ¼ days = 1 year.Months doing three kinds of motion simultaneously, namely:- Movement of the month on its axis (rotation)- Movement moon around the earth (revolution). The time required to completely evolve is 29 ½ days = 1 month- Movement of the month together with the Earth's orbit around the sun.
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