Blue Marble image of the Earth- Earth is Round

If you have to prove why Earth is round… in this video you will find the top 10 reasons proving our Planet is indeed round.   Have a look at the video…    Blue Marble image of the Earth.    Image © NASA

10 Reasons why we know the Earth is Round

[youtube http://www.youtube.com/watch?v=o_W280R_Jt8?rel=0]



Minute Physics