The answer is "Rising and expanding air or atmosphere cooling".
To form a cloud the air must be cooled to the temperature of dew point. when there is expansion of air, it cools to the dew point and thus the formation of cloud happens. This process is very common and used for the formation of clouds.
The answer is correct orientation and sufficient energy. Answer choice D
Answer:
C
Explanation:
Large chlorine atoms can not fit within the atoms of boron
