Question

explain this activity
best answer will be marked as brainliest (i m unable to understand this thats why i m asking) :(

Answer 1

Pehle plastic Bottle le lo aur fir bottle ke niche glass fit Kro aur Jo tube vo picture m dikha rha use garam karke matlab tube agar iron ka h to use garam yani jab tak red ho jayega use jaldi se ander gusa do Kyuki plastic to melt ho jate h

Answer 2

Pehele ek plastic ka bottle lo fir usme tube fix karo lekin glass ka or garam tube lena. Dono ko ek sath joint Kar do. Glass tube ka mouth ek balloon se cover Kar do. Half pani fill Kar lo bottle me. Then observe it