Answer:
1
In what form can we see water in the atmosphere?
In the atmosphere, water exists as a gas (water vapor from evaporation), as a liquid (droplets of rain and liquid water that coats solid particles), and as a solid (snow and ice).
2
gas or liguid
3
snow and ice.
Explanation:
Subject + (HAD) + past participle + object
Well it seems the 18x48 is bigger so personally id buy the biggest one but im not sure of how much money your willing to spend on this so if you want the cheaper one go with 12x30
Hope this helped! :p
Let me know what size pool you end up with :)
~ Emmy <3