Veritasium

What Is Gravity? (2011x14)

Ημερομηνία προβολής: Φεβ 22, 2011

People have a lot of different ideas about what gravity is: a downward force that stops you from flying off into space, an attraction smaller objects experience towards larger objects, or a mutual attraction between all masses. It is the last of these ideas that best reflects a scientific conception of gravity.