The earth spins around its axis. Have you ever stopped to think how we know this? The daily movement of the sun from East to West is the proof that our planet spins. To see this more clearly click on dayand night
Does this mean that we cannot perceive the earth's rotation at night? Not at all. Haven't you every noticed how the stars move during the night? Just in case, we will explore this movement. Click on During_the_night and you will also see what is special about the Polar Star.

 

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