Physical World
Which of the following can absorb over 90% of its own mass of water and also does not stick to wounds?
The material similar to silk in appearance is
$$\text{Rayon has a similar appearance to silk.}$$ Rayon is cheaper than silk and can be woven like silk fibers. It is obtained by chemical treatment of wood pulp.
Which of the following can absorb over 90% of its own mass of water and also does not stick to wounds?
Mark the correct answer. Rayon is different from synthetic fibres because: (a) It has a silk like appearance. (b) It is obtained from wood pulp. (c) Its fibres can also be woven like those of natural fibres.
A synthetic fiber that looks like silk is obtained by the chemical treatment of wood pulp. It is, therefore, known as artificial silk. What is its common name?
Across: First row: Substance used as synthetic wool. Second row: A plastic used for making containers and carry bags. Third row: Substance made up of a large number of smaller molecules. Fourth row: This fabric is also known as artificial silk. Down: First column: A type of fibre obtained naturally from the cocoon. Second column: A synthetic fibre classified as a polyester. Third column: A polymer used for making ropes.
Unscramble the jumbled words given below, related to synthetic materials. (a) anory
Complete the crossword given below with the help of clues. Across 4.Another name for this compound is artificial silk (5)
The fibre obtained from cellulose is: