Keywords: K2012 02 Penny submerged in Mercury due to surface tension - photographed from below.jpg English penny coin submerged at the bottom of a clear specimen pot containing Mercury The force exerted by surface tension and gravity exceeds the force of buoyancy Note also the air bubble trapped by surface tension - Photographed from below This picture was taken by Chienlit on 25 Feb 2012 and is released free of any copyright restrictions I held my camera in my right hand and pointed it at the ceiling after first ensuring that it was both on and in single frame shooting mode whilst simultaneously holding a container of mercury in my left hand located within the view of the camera lens i then pressed the shutter button allowing the elves to perform their magic<br/> Previously published This picture is not published anywhere It was taken for the purpose of demonstrating surface tension on wikipedia 2012 02 25 own Chienlit Buoyancy Mercury Surface tension Penny |