Nanomaterials Quiz
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Questions and Answers

What is the meaning of the word 'nano'?

  • It pertains to something very small (correct)
  • It indicates a large quantity
  • It means giant in Greek
  • It refers to a specific measurement unit
  • What are nanomaterials?

  • Materials with dimensions smaller than 1 nanometer
  • Materials with at least one dimension ranging from 1 to 100 nanometers in size (correct)
  • Materials with no specific size criteria
  • Materials with dimensions larger than 100 nanometers
  • How thin is a nanometer compared to a sheet of paper?

  • 10,000 times thinner
  • 1,000,000 times thinner
  • 1,000 times thinner
  • 100,000 times thinner (correct)
  • What are Incidental nanomaterials?

    <p>Nanomaterials found abundantly in the environment</p> Signup and view all the answers

    What are ENMs primarily composed of?

    <p>Carbon or metal/metal oxide</p> Signup and view all the answers

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