Question

pls answer fast

I will mark brainliest​

Answer 1

Answer:

We know that HOT AIR always goes up, test tube is packed so air will not comes out so hot air goes up in inside of test tube , THAT'S WHY test tube recoul in direction opposite to the direction of cork,

also there is weight of cork so it goes down .

Hope it helps you, then please makes it brainliest........

please make it brainliest please please please please i need brainliest answer please please please..........

Answer 2

Explanation:

hlo ......!

Payal Aher...!