How heat blows up a Balloon (Urdu & English) Abdul Rauf February 28, 2015 HOW HEAT BLOWS UP A BALLOON Stretch a rubber balloon over the neck of an “empty” bottle. Put the bottle into hot water, or… Continue Reading
Air Pressure Demonstration (Urdu) Abdul Rauf February 28, 2015 Air Pressure Demonstration ( Urdu ) Hawa ky Dabao ke Takat ko kaisy saabat kia jaey Related video via sick science Continue Reading