What hypotheses can be put forward by observing solar and lunar eclipses? behind the change of day and night? for the changing seasons?
Solar Eclipse – The Moon completely or partially obscures the Sun from an observer on Earth. Lunar eclipse – Luga falls into the shadow of the Earth, Change of day and night – the earth makes a complete revolution around its axis in a day. Changing seasons – the Earth makes a full revolution around the Sun in one year.
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