How to prepare for the CBSE Class 12 Board Exam? In this lesson, I will teach you how to prepare for the CBSE Class 12 Board Exam. Your class 12 board exam is probably the most important exam in your...
0 K or absolute zero is the lowest temperature on the Kelvin temperature scale and considered as the lowest temperature possible. This is the reason that all temperatures on the Kelvin scale are in positive...
The process in which gaseous state directly changes to solid without changes to liquid. Ans: Deposition. Evaporation is a _______phenomenon. Ans: Surface phenomenon. The process in which liquid changes...