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- Brittle star (5616 bytes)
1: {{Taxobox_begin | color = pink | name = Brittle stars}}
2: ... = [[Image:Brittle star.JPG|250px]] | caption = A brittle star on a sponge}}
9: '''Brittle stars''' are [[echinoderm]]s, closely related to ...
11: ...dea contains two large [[clade]]s, the Ophiurida (brittle stars) and Euryalida (basket stars). Many of the...
13: ...sil Brittle Star Palaeocoma.jpg|thumb|left|Fossil brittle star ''Palaeocoma egertoni'' from the Jurassic of...
Page text matches
- Steel (28384 bytes)
3: ...strength|stronger]] than iron, but is also more [[brittle]]. One classical definition is that steels are ir...
19: ... resembles spring steel: extremely hard, but very brittle. Often, steel undergoes further heat treatment a...
21: ... [[nitrogen]], and [[phosphorus]] make steel more brittle, so these commonly found elements must be removed...
46: Cast iron is rather brittle and unsuitable for striking implements. It can, ...
62: ... have been a nuisance to the smith, as it was too brittle to be forged, the spread of [[cannon]] to Europe ... - Bone (11388 bytes)
6: ...r [[tensile strength]]. While bone is essentially brittle, it does have a degree of significant [[elastic|e... - Ceramics (15941 bytes)
48: ...ally, ceramic products have been hard, porous and brittle. The study of ceramics consists to a large exten...
71: ...er by either type of bond will tend to [[Fracture#Brittle fracture|fracture]] before any [[plastic deformat... - Pottery (17136 bytes)
59: ...own as [[greenware]]. Items of greenware are very brittle but they can be handled with care. Greenware item... - Glass (26176 bytes)
9: ...to a great many uses of glass. Glass is, however, brittle and will break into sharp shards. These propertie... - Blast furnace (4721 bytes)
23: ... high carbon content, around 4-5%, making it very brittle. Further processing was needed to reduce the carb... - History of ancient Egypt (28563 bytes)
48: ...s (from the Late Period) are often black and very brittle. It was believed that these had been preserved by... - Glaciology (3787 bytes)
29: ; [[Fracture]] : Brittle failure (breaking of ice) under the stress raised... - Volcano (27295 bytes)
150: ...arthquakes. They are related to the fracturing of brittle rock as the magma forces its way upward. These sh... - Sodalite (4894 bytes)
23: | [[Fracture]]|| Conchoidal to uneven - brittle - Sea star (6210 bytes)
12: ... starfish are also used for the closely related [[brittle star]]s, which make up the class [[Ophiuroidea]]....
37: ...ocks as old as the middle [[Ordovician]] period. Brittle stars ([[Ophiuroidea]]) are first recorded as fos...
44: * [[Ophiuroidea]] (Brittle stars). - Glacier (6999 bytes)
11: ...eir source. The upper layers of glaciers are more brittle, and often form deep cracks known as [[crevasse]]... - Leather (7695 bytes)
11: ...ink drastically and plasticize, becoming a rigid, brittle material of little use.
14: ...with the other forms. Rawhide is stiffer and more brittle than other forms of leather, and is primarily fou... - Sword (24928 bytes)
14: ...e not comparable to later [[steel]] blades; being brittle, they were even inferior to good bronze weapons, ... - Subduction (7616 bytes)
7: ...thquakes are generally restricted to the shallow, brittle parts of the crust, generally at depths of less t...
17: ...akes can only occur when a rock is deforming in a brittle fashion, subduction zones have the potential to c... - Antimony (9093 bytes)
131: ...ntimony in its elemental form is a silvery white, brittle, fusible, crystalline solid that exhibits poor el... - Beryllium (15119 bytes)
138: ...ryllium is a steel grey, strong, light-weight yet brittle, [[alkaline earth]] [[metal]], that is primarily ... - Bismuth (9188 bytes)
146: ...l '''Bi''' and [[atomic number]] 83. This heavy, brittle, white crystalline trivalent [[poor metal]] has a...
149: It is a brittle metal with a pinkish hue with an iridescent tarni... - Gallium (9500 bytes)
135: ...oft silvery metallic [[poor metal]], gallium is a brittle solid at low temperatures but liquefies slightly ... - Germanium (8776 bytes)
165: ...ts pure state, this metalloid is [[crystal]]line, brittle and retains its [[luster]] in air at room tempera...
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