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Understanding Nanotechnology

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Questions and Answers

What is the size of a nanometre (nm) in meters?

0.000 000 01 meter

0.000 000 001 meter (correct)

0.000 001 meter

0.000 000 1 meter

Who suggested the idea of nanotechnology in 1959?

A scientist working in California

Bill McLellan

Richard Feynman (correct)

An American physicist

What did the Egyptians use that contained nanoparticles of black pigment?

Ink (correct)

Ceramics

Dye for hair

Jewelry

What did the Romans use nanoparticles of lead sulfide for?

<p>Dye their hair black</p> Signup and view all the answers

What natural nanoparticles enable insects and lizards to stick to walls?

<p>Nanostructures on their feet</p> Signup and view all the answers

Understanding Nanotechnology

Choose a study mode

Podcast

Questions and Answers

What is the size of a nanometre (nm) in meters?

Who suggested the idea of nanotechnology in 1959?

What did the Egyptians use that contained nanoparticles of black pigment?

What did the Romans use nanoparticles of lead sulfide for?

What natural nanoparticles enable insects and lizards to stick to walls?

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