explain the following terms : (a) lusture (b) sonority (c) mettaloids
Answers
1. Lusture
This is a property of different types of materials like metals . Relevant to the textiles it is a property of fibres like,silk,rayon , polyester,nylon and other synthetic fibres.
This property enhance the aesthetic of the dresses specially for ladies.
2. Sonority
Sonority is loosely defined as the loudness of speech sounds relative to other sounds of the same pitch, length and stress, therefore sonority is often related to rankings for phones to their amplitude.
3. Mettaloids
A metalloid is an element that has properties that are intermediate between those of metals and nonmetals. Metalloids can also be called semimetals. On the periodic table, the elements colored yellow, which generally border the stair-step line, are considered to be metalloids.
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Answer:
(a) Lustre-A gentle sheen of soft glow.
(b) Sonority-Sonority is the ability to produce a sound when struck.
(c) Mettaloids-An element whose properties are intermediate between those of metals and solid non-metals or semiconductors.
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