How Much Do You Know About Elastomers and Rubber?
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Questions and Answers

Elastomers undergo large ______ deformation when subjected to mechanical stresses but return to their original shape and size when the stresses are removed.

elastic

What is the definition of resilience in relation to rubber?

  • The ratio of density of a substance to a standard
  • The percentage increase in length of a rubber sample with a tensile force
  • The ability of rubber to resist abrasion.
  • The ability of rubber to return to its original size and shape after deformation. (correct)
  • Over 99 percent of the world's natural rubber is made from the latex that comes from a tree species called ______.

    Hevea Brasiliensis

    What is the definition of compression set in relation to elastomers?

    <p>The extent to which an elastomer fails to return to its original thickness.</p> Signup and view all the answers

    Rubber has various applications in different ______.

    <p>industries</p> Signup and view all the answers

    What is the definition of specific gravity?

    <p>The ratio of a material's weight to the weight of an equal volume of water.</p> Signup and view all the answers

    Study Notes

    • Elastomers undergo large elastic deformation when subjected to mechanical stresses but return to their original shape and size when the stresses are removed.
    • Elastomers can be natural rubber or synthetic polymers with additives to impart specific properties.
    • Applications of elastomers include protection against corrosion and abrasion, absorption of vibration and shock, electrical insulation, and non-skid surfaces.
    • Rubber is a natural polymer of isoprene and can be made synthetically.
    • The earliest archaeological evidence of the use of natural latex from the Hevea tree comes from the Olmec culture.
    • South America was the main source of latex rubber used during much of the 19th century.
    • Rubber was also discovered by Indians and sub-american continent at christian era.
    • Over 99 percent of the world's natural rubber is made from the latex that comes from a tree species called Hevea Brasiliensis.
    • Rubber is used for making balls for the MesoAmerican ballgame.
    • Rubber has various applications in different industries.

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    Description

    Test your knowledge on the versatile material that is rubber in this quiz! From its origins as a natural polymer to its modern-day synthetic counterparts, learn about the properties and applications of elastomers. Discover the various ways rubber is used in industries such as automotive, construction, and sports. Impress your friends with fun facts about the history of rubber, including its use in ancient Mesoamerican ballgames. Take the quiz now and see how much you really know about rubber!

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