After water vapor molecules enter the Earth's atmosphere, what conditions must occur before they can become liquid?

How air particles exert a pressure on the inside of the balloon

The image shows a process that releases nuclear energy which statement best identifies the process shown the process must be fusion because energy is released the process must be fusion because of have your nucleus formed a smaller nuclei the process must be fission because a large nucleus breaks into smaller nuclei the process must be fission because neutrons are formed

Who discovered a pattern to the elements in 1869?