Wikipedia sayings about refer to the free energy diagrams below to answer the following questions. you may assume that the y-axis is the same and directly comparable for all four reactions.

1.Planet

that, like Earth, each of the planets rotated around an axis tilted with respect to its orbital pole, and some shared such features as ice caps and seasons

https://en.wikipedia.org/wiki/Planet

2.Glossary of bird terms

nape and the start of the back. However, in gulls and terns, the term is often used to refer to much of the upper surface below the nape. migration Also

https://en.wikipedia.org/wiki/Glossary of bird terms