21 - Question 15 - The triple point of the water - Posted by Kambiz Ehsani - 5/5/2018 - Solved

The temperature of the objects on a winter night reaches zero degree C. The moisture in the air is relatively high. Explain which one of the options below is the right process for the moisture on the objects phase change?

1) From vapor to solid
2) From vapor to solid to liquid
3) From vapor to liquid
4) From vapor to liquid to solid


Solution:
Because the temperature of the objects on the surface are below the temperature of the triple point of the water the vapor will become solid directly.

Photo source :

https://www.quora.com/What-is-the-meaning-of-triple-point-of-water