AsSalyamu `Aleykum wa RahmatuLlahi wa Barakatuh,Equipment:two balloons, ruler, refrigerator, a pen
1. Try to blow up both balloons equally
2. With the help of ruler and pen, draw at least 5 lines on each balloon
3. Place one balloon in the freezer for a while, and leave the other one outside. Take the balloon from the freezer and you will see that it has shrunk. Measure the markings once again and you will see that the distance between the marks has been reduced.
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