exactly+overlying
11Ice core — An ice core is a core sample from the accumulation of snow and ice over many years that have re crystallized and have trapped air bubbles from previous time periods. The composition of these ice cores, especially the presence of hydrogen and… …
12Stone Age — the period in the history of humankind, preceding the Bronze Age and the Iron Age, and marked by the use of stone implements and weapons: subdivided into the Paleolithic, Mesolithic, and Neolithic periods. [1860 65] * * * First known period of… …
13Primate basal ganglia system — The primate basal ganglia system is a symmetrical major cerebral system that has only recently been recognized. In the past, part of it was presented as motor or extrapyramidal , complementary to the corticospinal (pyramidal) system. Contrary to… …
14Buoyancy — The forces at work in buoyancy In physics, buoyancy (  / …
15Germany — /jerr meuh nee/, n. a republic in central Europe: after World War II divided into four zones, British, French, U.S., and Soviet, and in 1949 into East Germany and West Germany; East and West Germany were reunited in 1990. 84,068,216; 137,852 sq.… …
16star — starless, adj. /stahr/, n., adj., v., starred, starring. n. 1. any of the heavenly bodies, except the moon, appearing as fixed luminous points in the sky at night. 2. Astron. any of the large, self luminous, heavenly bodies, as the sun, Polaris,… …
17Europe, history of — Introduction history of European peoples and cultures from prehistoric times to the present. Europe is a more ambiguous term than most geographic expressions. Its etymology is doubtful, as is the physical extent of the area it designates.… …
18Kilt — This article is about the garment. For the acronym, see KILT (disambiguation). Kilts redirects here. For the chief executive officer of The Gillette Company, see James M. Kilts. The kilt is a knee length garment with pleats at the rear,… …
19Sudden infant death syndrome — Classification and external resources ICD 10 R95 ICD 9 798.0 …
20Boltysh crater — The Boltysh Crater is an impact crater in the Kirovohrad Oblast province of Ukraine. The crater is 24 km in diameter and its age of 65.17 ± 0.64 million years, based on argon dating techniques, is within error of that of Chicxulub Crater in… …
