GALILEO'S OBSERVATIONS OF THE PHASES OF VENUS PROVED... FORMED THE...

22. - BAI TAP TRAC NGHIEM TIENG ANH 12
BAI TAP TRAC NGHIEM TIENG ANH 12
22. Galileo's observations of the phases of Venus proved... formed the centre of the planetary system. A. that the sun B. sun C. it is the sun D. the sun is