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Chemistry, 06.10.2019 16:30 molinaemily009

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answer the following qs:
what causes day and night?
what causes seasons?
what causes stars and constellations to change position in the sky throughout the night?
except for circumpolar constellations, why don’t we see the same constellations at night throughout the year?
why doesn’t the north star change position (i. e., except over thousands of years)?

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