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Timecodes :
0:00​ Why does a turmeric stain turn red?
1:34​ Why is the upper surface of a leaf more green and shiny than the lower surface?
3:15​ Why do we see lightning before thunder?
4:27​ Why do we use a black umbrella in summer?
5:31​ Why are cloudy nights warmer than clear nights?
6:43​ Why is curd not stored in copper containers?
7:58​ Why is a laboratory thermometer not used to check body temperature?
9:12​ Why does a Touch Me Not plant close?
10:31 Why is water used in hot water bags?