What was the first living species on Earth?During what era and period did the first vascular plants (such as ferns) appear?Which type of plant began to flourish at approximately the same time that mammals began
1 :of or relating to Pennsylvania or its people. 2 : of, relating to, or being the period of the Paleozoic era in North America between the Mississippian and Permian or the corresponding system of rocks — see Geologic Time Table. Why is it called the Pennsylvanian period? Introduction. T...
Answer to: A simple pendulum with a solid bob has period T. What will be the period of it if it is made to oscillate in a non viscous liquid of...
provides a gloriously lurid history of the era, showing how the Mafia worked, where it worked, and how it got what it wanted. He also details theinternecine warfare for power amongst the New York families – who supported who, who was vying for power and who was placed in power. “...
All that said, as far as I can find, there is no documented evidence of anything to the effect of “What’s up?” or “Guess what?” (or any of the many variants) followed by “Chicken Butt!” until Mississippian Charles G. Bell’s 1962 novelThe Married Land. In it, we find: ...