Tuesday, Aug 18, 2020, 8:41 am

By:Tony Williams

#11 Gravity Defying Water

If you have a glass of water and turn it upside down won't the water just fall out? Well by rights it should, but if you also use a bit of cardboard at the start, then you will stay completely dry. Put cardboard on top, press it down, and turn the glass upside down. The air pressure outside is greater than the pressure of the water on the cardboard leading to it sticking there and defying gravity.