weightless manufacture
1Weightless Economy — A portion of the economy which exchanges intangible services and products, including software, databases and intellectual property. There are at least two key features of the weightless economy. First, products have a high initial cost to develop …
2Mass versus weight — The chains on the swing hold all the child’s weight. If one were to stand behind her at the bottom of the arc and try to stop her, one would be acting against her inertia, which arises purely from mass, not weight. In everyday usage, the mass of… …
3Kilogram — Kg redirects here. For other uses, see Kg (disambiguation). Kilogram A computer generated image of the international prototype kilogram (IPK). The IPK is the kilogram. The IPK, which is roughly the size of a golf ball, sits here alongside a ruler …
4Aerogel — is a low density solid state material derived from gel in which the liquid component of the gel has been replaced with gas. The result is an extremely low density solid with several remarkable properties, most notably its effectiveness as a… …
5Berthollet, Claude-Louis — ▪ French chemist Introduction born Dec. 9, 1748, Talloires, Savoy, France died Nov. 6, 1822, Arcueil central French figure in the emergence of chemistry as a modern discipline in the late 18th century. He combined acute experimental skills… …
6Space colonization — Artist Les Bossinas 1989 concept of Mars mission Space colonization (also called space settlement, space humanization, or space habitation) is the concept of permanent human habitation outside of Earth. Although hypothetical at the present time,… …
7Space tourism — is the recent phenomenon of tourists paying for flights into space pioneered by Russia.As of 2008, orbital space tourism opportunities are limited and expensive, with only the Russian Space Agency providing transport. The price for a flight… …
8Mirror galvanometer — A mirror galvanometer A mirror galvanometer is a mechanical meter that senses electric current, except that instead of moving a needle, it moves a mirror. The mirror reflects a beam of light, which projects onto a meter, and acts as a long,… …
9Laptop — A desktop replacement laptop with its 18.4 inch screen showing its technical specifications. A laptop, also called a notebook,[1][2] is a personal computer for …
10Fly fishing — in a river Fly fishing is an angling method in which an artificial fly is used to catch fish. The fly is cast using a fly rod, reel, and specialized weighted line. Casting a nearly weightless fly or lure requires casting techniques significantly… …
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