p-wave compression waves
71Impact crater — The prominent impact crater Tycho on the Moon. In the broadest sense, the term impact crater can be applied to any depression, natural or manmade, resulting from the high velocity impact of a projectile with a larger body. In most common usage,… …
72XACT — (Cross platform Audio Creation Tool) is an audio programming library and engine released by Microsoft as part of the DirectX SDK. It is a high level audio library for authoring/playing audio that is written to use Xaudio on the Xbox , DirectSound …
73Cross-platform Audio Creation Tool — Not to be confused with xACT, a GUI frontend for a collection of open source audio codecs, for the Mac. Cross platform Audio Creation Tool (XACT) is an audio programming library and engine released by Microsoft as part of the DirectX SDK. [1] It… …
74Cellular neural network — Cellular neural networks (CNN) are a parallel computing paradigm similar to neural networks, with the difference that communication is allowed between neighbouring units only. Typical applications include image processing, analyzing 3D surfaces,… …
75History of electromagnetism — The history of electromagnetism, that is the human understanding and recorded use of electromagnetic forces, dates back over two thousand years ago, see Timeline of electromagnetism. The ancients must have been acquainted with the effects of… …
76electronic music — electronically produced sounds recorded on tape and arranged by the composer to form a musical composition. [1930 35] * * * Any music involving electronic processing (e.g., recording and editing on tape) and whose reproduction involves the use of …
77literature — /lit euhr euh cheuhr, choor , li treuh /, n. 1. writings in which expression and form, in connection with ideas of permanent and universal interest, are characteristic or essential features, as poetry, novels, history, biography, and essays. 2.… …
78mechanics — /meuh kan iks/, n. 1. (used with a sing. v.) the branch of physics that deals with the action of forces on bodies and with motion, comprised of kinetics, statics, and kinematics. 2. (used with a sing. v.) the theoretical and practical application …
79Fat Man — This article is about the World War II nuclear weapon. For other uses, see Fat Man (disambiguation). Fat Man (Atomic Bomb) Mockup of the original weapon …
80Jugular venous pressure — A man with congestive heart failure and marked jugular venous distension. External jugular vein marked by an arrow. The jugular venous pressure (JVP, sometimes referred to as jugular venous pulse) is the indirectly observed pressure over the… …
