[ ASTRONOMY ] Galileo\'s observations of the phases of Venus is a classic exampl

Question

[ASTRONOMY] Galileo's observations of the phases of Venus is a classic example of the scientific method. Look at the figure in Astronomy Today which shows the phases of Venus for the heliocentric and geocentric models of the solar system. The geocentric model predicts that Venus will go through a certain group of phases, while the heliocentric model predicts that Venus will go through a different group of phases.

1) Describe in words what phases the geocentric model predicts that Venus will go through.

Full Sun Waxing Waning Now Crescent Venus's orbit Earth's orbit Earth Sun Crescent vanus Naw Waning Suns orbit Waxing Epicyele New Waxing Fat" creecent Creacent Vanus's dofarent Earth (b

Explanation / Answer

Geocentric model of venus predict that venus will always show full

On the other hand heliocentric model predict that  venus goes from new through 1st 1/4 to full then 3rd 1/4 then new again.

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