Question

CHEMISTRY
ny do we see water droplets collected at the outer surface of a glass container containing water?
2) Why do people perspire (sweat) a lot during hot hunid day?
3) Why it is advisable to use pressure cooker at higher altitudes?
4) On a hot humid day why do we feel pleasant sitting under a tree?
5) Shreya commutes in a CNG fitted van to school every day along with many other students. She
told the van driver to get CNG connection certified and timely checked it for any leakage or lco
connection of pipes. She told the driver to be more careful during summers.
a) What is CNG?
b) Why should one be more careful with CNG cylinders during summer?
c) What value of Shreya is seen in the above act?​

Answer 1

Answer:

give me best ans and thanks plzzzzz

Answer 2

Answer:

1 because of the humidity present in air when comes in the contact of cold surface forms liquid.