small fraction
101Kanji — This article is about the Chinese characters used in Japanese writing. For other uses, see Kanji (disambiguation). Kanji (漢字;  listen) are the adopted logographic Chinese characters hanzi[1] that are used in the modern …
102Thermal insulation — The term thermal insulation can refer to materials used to reduce the rate of heat transfer, or the methods and processes used to reduce heat transfer.Heat energy can be transferred by conduction, convection, radiation or when undergoing a phase… …
103Aneutronic fusion — is any form of fusion power where no more than 1% of the total energy released is carried by neutrons.Fact|date=March 2008 Since the most studied fusion reactions release up to 80% of their energy in neutrons, successful aneutronic fusion would… …
104Valveless pulse jet — A Valveless pulse jet (or pulsejet) is one of the simplest jet propulsion devices ever designed, and is the simplest form of jet engine that does not require forward motion to run continuously. Valveless pulsejets are low in cost, light weight,… …
105Samoa — /seuh moh euh/, n. a group of islands in the S Pacific, the islands W of 170° W longitude constituting an independent state and the rest belonging to the U.S. Formerly, Navigators Islands. Cf. American Samoa, Western Samoa. * * * Samoa… …
106agricultural economics — Introduction study of the allocation, distribution, and utilization of the resources used, along with the commodities produced, by farming. Agricultural economics plays a role in the economics of development, for a continuous level of farm… …
107White dwarf — For other uses, see White dwarf (disambiguation). Image of Sirius A and Sirius B taken by the Hubble Space Telescope. Sirius B, which is a white dwarf, can be seen as a faint pinprick of light to the lower left of the much brighter Sirius A …
108Space habitat — A pair of O Neill cylinders …
109Asia — /ay zheuh, ay sheuh/, n. a continent bounded by Europe and the Arctic, Pacific, and Indian oceans. 2,896,700,000; ab. 16,000,000 sq. mi. (41,440,000 sq. km). * * * I Largest continent on Earth. It is bounded by the Arctic Ocean, the Pacific Ocean …
110Primary production — For other uses, see Primary production (economics). Global oceanic and terrestrial photoautotroph abundance, from September 1997 to August 2000. As an estimate of autotroph biomass, it is only a rough indicator of primary production potential,… …
