10 Questions
Who coined the term 'polymer'?
Jöns Jacob Berzelius
What are macromolecules in a polymer composed of?
Many repeating subunits
What unique physical properties are produced by the large molecular mass of polymers?
Toughness, high elasticity, viscoelasticity
In which year was the modern concept of polymers as covalently bonded macromolecular structures proposed?
1920
What fields study polymers?
Polymer science, biophysics, materials science and engineering
What is the function of a lubricant?
Reduce friction between surfaces
What is the historical origin of lubricants?
Roman era based on olive oil and rapeseed oil
What accelerated the growth of lubrication in the Industrial Revolution?
Accompanying use of metal-based machinery
In addition to reducing friction, what are other uses of lubricants mentioned in the text?
Cooking and preventing rusting in machinery
What is the property of reducing friction known as?
Lubricity
Test your knowledge of polymers with this quiz! Learn about the properties and uses of synthetic and natural polymers, including plastics, DNA, and proteins. Explore the diverse roles of polymers in everyday life and their significance in various applications.
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