Equator - Horizontal imaginary line that divides the earth into two hemispheres., Parallels - Horizontal imaginary lines parallel to the equator., Meridians - Vertical imaginary lines that cross the earth from the north pole to the south pole., Greenwich - City through which the 0° median passes, Latitude - Distance between an Earth location and the equator., Longuitude - Distance between an Earth location and the 0º meridian., Rotation - Earth movement that takes 24 hours and produces day and night., Revolution - Earth movement that takes 365 days and 6 hours and produces seasons., Solar Eclipse - It happens when the moon is between the Sun and the Earth, Lunar eclipse - It happens when the Earth is just between the Sun and the moon.,

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