Traditional Culture Encyclopedia - The 24 Solar Terms - Senior one geography problem, about the earth's rotation and time zone! thank you
Senior one geography problem, about the earth's rotation and time zone! thank you
The autobiographical speed of the earth is certain and will not change. The rotation period is 23 hours, 56 minutes and 4 seconds.
The revolution speed of the earth will change, reaching the maximum at perihelion 65438+ at the beginning of 10 and the minimum at the apohelion at the beginning of July, so the revolution speed will be accelerated during the winter solstice and slowed down during the summer solstice and the vernal equinox.
Eastern time increases, and Eastern Canada decreases!
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