Question

explain the following a) gases exert pressure on the wallsof the container . b) water is room temperature. c) evaporation cause cooling .

Answer 1

a) as particles of gas are continously moving that hit each other and the wall of container which it experienced by the wall of container as pressure.

c)during evaporation the particle take heat from the surface as well as from the surroundings to break away the force of attraction this making the surrounding cool

Answer 2

a) The gas exerts pressure. we can notice this insind the container containing gas...
all the molecules of gas starts to hit the surface of container, this exerts pressure.
b) Water in room temperature.
all the water............ (no idea)
c) evaporation cause coolness.
this can be experienced mostly during summer time when we perspiremore and more.
The sweat that gets evaporated absorbs the hotness in our body to evaporate and leaves coolness in our body......


If you are a kannadiga then give my answer as brainlist, because even I'm from Karnataka..... ️