Endothermic-a process or reaction that absorbs energy in the form of heat. Breaking a chemical bond requires energy and therefore is Endothermic. Endothermic reactions usually feel cold because it is taking heat away from you.
Iowa Gov. Terry Branstad, the longest-serving governor in U.S. history, will soon be nominated as President-elect Donald Trump's ambassador to China. (Reuters photo) In 1985, an up-and-coming Chinese official brought a delegation to the U.S. to work on a grain trade deal.
* World's longest serving current republican Head of State: President Omar Bongo of Gabon (since November 28, 1967). Note: Fidel Castro of Cuba is often considered to be one of the longest-serving as well, as his government has been in power since 1959.