adiabatic index
121Lancaster University — Infobox University name = Lancaster University motto = Patet omnibus veritas ( Truth lies open to all ) established = 1964 type = Public city = Lancaster country = England, UK campus = staff = 2,250 head label = Visitor head = Her Majesty The… …
122Friedmann-Lemaître-Robertson-Walker metric — The Friedmann Lemaître Robertson Walker (FLRW) metric is an exact solution of Einstein s field equations of general relativity; it describes a simply connected, homogeneous, isotropic expanding or contracting universe. Depending on geographical… …
123Thermocline — Aquatic layers Pelagic    Photic       Epipelagic …
124Descent (aircraft) — A descent during air travel is any portion where an aircraft decreases altitude, and is the opposite of an ascent or climb. Descents are an essential component of an approach to landing. Other intentional descents might be to avoid traffic, poor… …
125Jim Peebles — For the American football player, see Jim Peebles (American football). Phillip James Edwin Peebles Born April 25, 1935 (1935 04 25) (age 76) Winnipeg, Manitoba, Canada …
126Heat of combustion — The heat of combustion (ΔHc0) is the energy released as heat when a compound undergoes complete combustion with oxygen under standard conditions. The chemical reaction is typically a hydrocarbon reacting with oxygen to form carbon dioxide, water… …
127Tom Knight (scientist) — Tom Knight is a senior research scientist in the MIT Computer Science and Artificial Intelligence Laboratory, or CSAIL, part of the MIT EECS department. Tom Knight arrived at MIT when he was fourteen. He built early hardware such as ARPANET… …
128Temperature gradient — In atmospheric sciences (meteorology, climatology and related fields), the temperature gradient (typically of air, more generally of any fluid) is a physical quantity that describes in which direction and at what rate the temperature changes the… …
