free-fall mechanism
1Free electron model — In three dimensions, the density of states of a gas of fermions is proportional to the square root of the kinetic energy of the particles. In solid state physics, the free electron model is a simple model for the behaviour of valence electrons in …
2Free market roads — is the libertarian concept of privately owned roads as opposed to the most normal government owned ones in existence today.Roads are often cited as a justification for the need for government action, both for their creation and maintenance. As… …
3Free will — This article is about the philosophical questions of free will. For other uses, see Free will (disambiguation). A domino s movement is determined completely by laws of physics. Incompatibilists say that this is a threat to free will, but… …
4Free radical halogenation — In organic chemistry, free radical halogenation is a type of halogenation. This chemical reaction is typical of alkanes and alkyl substituted aromatics under application of heat or UV light. The reaction is used for the industrial synthesis of… …
5Clean Development Mechanism — The Clean Development Mechanism (CDM) is one of the flexibility mechanisms defined in the Kyoto Protocol (IPCC, 2007).[1] It is defined in Article 12 of the Protocol, and is intended to meet two objectives: (1) to assist parties not included in… …
6African Nuclear Weapons Free Zone Treaty — The African Nuclear Weapon Free Zone Treaty, also known as the Treaty of Pelindaba, establishes a Nuclear Weapon Free Zone in Africa. Signature of the Treaty culminates a 32 year quest for a nuclear free Africa, beginning when the Organization of …
7Undercarriage — This article is about aircraft landing gear. For the Devin the Dude album, see Landing Gear. Undercarriage Undercarriage of a Boeing 777 300 …
8cosmos — /koz meuhs, mohs/, n., pl. cosmos, cosmoses for 2, 4. 1. the world or universe regarded as an orderly, harmonious system. 2. a complete, orderly, harmonious system. 3. order; harmony. 4. any composite plant of the genus Cosmos, of tropical… …
9Russia — /rush euh/, n. 1. Also called Russian Empire. Russian, Rossiya. a former empire in E Europe and N and W Asia: overthrown by the Russian Revolution 1917. Cap.: St. Petersburg (1703 1917). 2. See Union of Soviet Socialist Republics. 3. See Russian… …
10Pendulum — This article is about pendulums. For other uses, see Pendulum (disambiguation). Simple gravity pendulum model assumes no friction or air resistance …
