Question

on Chilly days when we breathe out on a glass or a window the glass streams up why do you think this happens​

Answer 1

Answer:

When you exhale and it's cold outside, though, the water vapor in your breath loses its energy quickly. ... When you exhale when it's cold outside, the water vapor in your breath condenses into lots of tiny droplets of liquid water and ice (solid water) that you can see in the air as a cloud, similar to fog.

Answer 2

Answer:

the vapours which are comming out from aor mouth condenses