A compound-complex sentence combines the compound and the complex sentence. It contains two or more complete sentences joined by one or more of the following words: for, and, nor, but, or, yet, so, and at least one incomplete sentence.
Max Karl Ernst Ludwig Planck, FRS[2] (/plÉËÅk/;[3] 23 April 1858 â 4 October 1947) was a German theoretical physicist whose discovery of energy quanta won him the Nobel Prize in Physics in 1918.[4]
for Demographic Research. 1  The Max Planck Institute for Demographic Research (MPIDR) in Rostock is one of the leading demographic research centers in the world. At the MPIDR, researchers from all over the world investigate demographic change, aging, fertility, biological demography and other issues at the forefront of population research.