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Biology, 26.05.2020 21:02 crazyapril775p3hsz4

What is a heliocentric model?
a)A solar system model that has the Earth in the center
b)A solar system model that has the sun at the center
c)A model that is created using measurements of the sun in the sky at certain times of the day
d)A model where the earth can rotate freely

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What is a heliocentric model?
a)A solar system model that has the Earth in the center
b)...
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