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science
Grade-5
Easy
Question
Which of the following synthetic fibers is/are used for making a device used to slow down the movement of an object as it falls or moves through the air?
Acrylic
Cotton
Polyester
Nylon
Hint:
Nylon is used for making parachutes.
The correct answer is: Nylon
Nylon are synthetic fibres.
They are light weight, elastic, can withstand heavy load making it an ideal material to make parachutes.