whenever lpg gas cylinder leaks and put in water why ice comes there from where the leakage was taking place
Why does hot air rises up when gravity pulls everything towards it? How does the density of air changes as we go up in the atmosphere?
Why is the leakage of LPG detected easily although it is odourless? State the steps to be taken in case its leakage is detected in the kitchen.
The question
Smoke always In the atmosphere because hot air is. Than cold air
the answer is rises up,lighter
but in the answers it shows come down and lighter